Moreira, Mário W. L.
Rodrigues, Joel J. P. C. http://orcid.org/0000-0001-8657-3800
Kumar, Neeraj
Al-Muhtadi, Jalal
Korotaev, Valery
Funding for this research was provided by:
FCT - Fundação para a Ciência e a Tecnologia (UID/EEA/50008/2013 Project)
Government of Russian Federation (Grant 074-U01)
International Scientific Partnership Program (ISPP)
Funttel (Grant No. 01.14.0231.00)
Ciência sem Fronteiras of CNPq (207706/2014-0)
Article History
Received: 15 August 2017
Accepted: 22 December 2017
First Online: 1 February 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The ethics board approval was obtained by the Research Ethics Committee of the Maternity School Assis Chateaubriand of the Federal University of Ceará, Fortaleza, CE, Brazil under the certificate of presentation for ethical appreciation, number 66929317.0.0000.5050, and receiving assent with protocol number 2.036.062.
: Informed consent was obtained from all individual participants included in the study.