• Deadline for abstract submission: please wait for new date
  • To guarantee your place in the programme, every abstract submitter must complete their registration by: please wait for new date

Registration Guidelines

Registration fees must be paid in Brazilian Reais (R$) with a valid credit card through PayPal. The registration fee in the conference includes admission to all plenary lectures, oral and poster sessions, coffee break services and the party. Optional events such as the ECR workshop, the mid-congress excursion or any post-congress excursions, and other special organized activities are not included. In case you want to join the ECR workshop you need to chose this option at your registration and pay the additional fee for this workshop. Other optional activities should be paid at the reception desk during the conference. 

Spouse and guest fees cover only the Sunday welcome reception, the coffee-break services and the party. Optional activities are not included and should be paid at the reception desk during the conference. The guest/spouse fee does not include admission to the plenary or concurrent sessions.

Fees to attend the meeting should be paid in advance. Registrations are not considered final until the credid card information is received and accepted by PayPal. 

Substitutions or Cancellations

We understand that occasionally other responsibilities and personal obligations prevent you from attending a program for which you have registered. If you find that you will not be able to attend the meeting, we encourage you to send a substitute. Substitutions can be made at any time at no additional charge. The conference organizing committee must be made aware of all substitutions in writing; email notification is preferred.

If you find it necessary to cancel your registration after you have already paid, we can refund your conference fee (less a 20% processing fee) if we receive notice in writing on or (please wait for new date). Registrants who cancel on or (please wait for new date) will not be eligible for any part of a refund. 

Letters of Invitation

Only presenting authors or other speakers will receive a letter of invitation You must have paid the registration fee to receive an invitation letter.  If you require an invitation letter, please contact the organizing committee. We are unable to send invitation letters directly to consulates on behalf of a potential attendee.  Invitation letters are prepared solely for individuals and are emailed directly to them. It is your responsibility to ensure documentation is correct and completed in a timely manner before you start your journey. We recommend you apply for your visa if needed at least 10 weeks before your travel (earlier in some cases). For more information, contact your nearest embassy or consulate.





Spouse and Guest

ECR Workshop3

Before (please wait for new date) (R$)





After (please wait for new date) (R$)





1 Accomodation and meals not included
2 Values ​​in Brazilian Reais – 1 US dollar is approximately 4 reais
3 Optional participation


Abstract Submission Guidelines

Abstract Submission Overview

To have your abstract considered for acceptance, you must submit before the abstract deadline of (please wait for new date). Abstract and registration fees are due at the time of submission and are payable in Brazilian Reais with a valid credit card through PayPal. 

Please read the following information before you submit the abstract:

  • Those who submit abstracts for this meeting must be able to fund their own registration, travel, and accommodation. 
  • Only one abstract is permitted per presenting author
  • Only abstracts received via the online submission form on the website will be accepted.
  • Accepted authors will be notified in (please wait for new date).
  • Presenters will be notified of session assignments in (please wait for new date).

Abstract Submission Requirements
All persons wishing to contribute an abstract must complete a registration form with payment of the appropriate fees when submitting an abstract. Abstracts will not be accepted if payment of the registration fee is not submitted and accepted by PayPal. A registration fee must accompany each abstract that is presented. Only one abstract per presenting author will be accepted. This applies to both oral and poster presentations. Please keep in mind it may be necessary to accept for poster presentation some abstracts submitted for oral presentation and, likewise, those who submit abstracts for poster presentation may be asked to make an oral presentation.

Submitting Your Abstract
Everyone who submits an abstract will be required to register for the meeting and pay the appropriate registration fee. This includes speakers who have been contacted by session organizers and “invited” to present in a special session

Session Codes
To assist the organizing committee in assigning your abstract to an appropriate session, you should use the session codes and enter your first choice under the Session Topic Code portion of the abstract form. Your choice must be indicated if you wish for your abstract to be considered in the chosen session. If your abstract does not fit to any of the sessions listed, please, select the last option “S22 – Other topics”. We will create other thematics sessions according to the number and identity of abstracts submmitted within this option. While every attempt will be made to accommodate your session requests, the committee cannot guarantee your abstract will be placed in the session chosen. Priority is given to the overall scientific program, and therefore, final placement is solely at the discretion of the organizing committee.

Author Notification
Presenting authors will receive electronic confirmation when the abstract and registration are received. Another confirmation will be received in this same manner when the abstract is accepted and assigned. Accepted abstracts will be posted on the website after the scientific program schedule has been determined. 

Withdrawal of Presentations
Authors whose papers are accepted and scheduled for presentation at the meeting must notify the conference management office and the lead session organizer if they need to withdraw. Authors are encouraged to send such notice before (please wait for new date).

Abstract Preparation Specifications
All abstracts must be in English, using metric units. Do not include chemical or mathematical formulae, Greek characters, illustrations, figures, or photos. The title of the abstract must be in all caps and must not exceed 200 characters. The body of the abstract must adhere to a maximum character count of 2000 including spaces. Please make the abstract as informative and representative of your presentation as possible.

Important Notes
Submission via the conference website is required. Payment of the full registration fee is required, plus the completed information that must accompany the abstract. Abstracts must adhere to the guidelines stated. Only one abstract is permitted per presenting author. The submission deadline of (please wait for new date), will be strictly adhered to.

Presentation Guidelines

Oral Presentations
Talks will be scheduled in 20-minute time slots. We strongly encourage a presentation of no more than 15 minutes to allow 5 minutes for discussion and to entertain questions from those in the audience. The time limit will be strictly enforced to facilitate movement between sessions. When completing the submission form, please indicate your preference for an oral or a poster presentation. You must be prepared, however, to accept the assignment as either oral or poster. Once your abstract has been accepted for the meeting, you will need to prepare your presentation and data in Microsoft PowerPoint format. Windows is the only operating system available for the presentations. If your presentation data is linked to other files, those linked files also should be saved in the same folder and checked with the audio-visual technicians for operability beforehand. Likewise, if parts of your presentation are not in PowerPoint format, you will need to check with the audio-visual technicians prior to the meeting to make sure it is compatible with the computers that will be used during the sessions.

Audio-Visual Equipment at the Meeting
Each session room will be equipped with a screen, projector, computer, sound system, timer and laser pointer. All presentations will be preloaded into the computer by the audio-visual staff for the session room. Oral presenters will be provided with instructions on using the presentation system and on how to upload presentations prior to the meeting. 

Poster Presentations
Posters must be no more than 122 cm wide by 122 cm high). They will be placed on poster boards and will adhere to the boards using push pins that will be provided. Posters will be presented depending upon the poster session to which you are assigned. Each poster will be assigned a number. You will put your poster next to this number. There will be two (2) posters per side of each panel-board. Therefore, posters must be no larger than the maximum size.


The oficial hotels of the conference are Praiamar Natal Hotel & Convention and Praiamar Express Hotel. These hotels contribute to the cost of the meeting and support the space at the convention center. This allows us to keep the cost of the meeting and, therefore, the registration fee as low as possible. We kindly ask that you use these hotels when booking your accommodations. Please, note that you should use the links below to book your accommodation in these hotels and have access to the special prices they have offered to the participants of our conference.

  • Note 1: Lunch at Praiamar Hotel (optional) = R$ 58,00 per lunch (free buffet + 1 drink).
  • Note 2: Accommodation at Praiamar Hotel (optional) = R$ 277,00 (single room), R$ 308,00 (double room), R$ 400,00 (triple room).
  • Note 3: Accommodation at Praiamar Express Hotel (optional) = R$ 186,00 (single room), R$ 228,00 (double room), R$ 270,00 (triple room).
  • Note 4: Prices of accommodation and lunch at Praiamar Hotel are in Brazilian reais (R$).

Field Trip and Social Events

Shallow lakes south of Natal city, Pipa village and Guaraíras lagoon
08:00 to 18:00 (Approximate return time)
Price: R$ 100,00 (per person)

This trip offers a guided tour to a couple of shallow lakes in the municipality of Nisia Floresta, south of Natal city. Afterwards, we are going to visit Pipa village, Madeiro Beach and the Guarairas lagoon in the municipality of Tibau do Sul, before returning to Natal. Lunch is not included and participants should bring their own food and drinking water. For further questions about this field trip, please contact the organizing committee. 

Social Events
Opening Mixer Reception
Following the opening session on Sunday, enjoy a relaxing reception with friends and colleagues. Your registration will include admission to the event. 

Wednesday Party
What better way to spend the evening after the mid-congress excursion than enjoying with friends and colleagues a nice party.

Happy hour
After the afternoon oral/poster sessions, we need to change the atmosphere to that of relaxation and we are planning happy hours with eclectic vibes of local musicians and/or DJs

Friday Farewell Party
After the end of the conference, we are planning a farewell party to enjoy a last moment with friends and collegues before coming back to our homes

More information