Funding for this research was provided by:
National Science Foundation (RG/2011/HS/14)
National Research Council Sri Lanka (NRC 15-36)
Received: 2 March 2018
Accepted: 2 December 2018
First Online: 22 December 2018
: MSKR (First author); PhD student at Department of Biochemistry and Molecular Biology, Faculty of Medicine, Colombo. Sri Lanka. The submitted paper is a part of research work of ongoing doctoral degree.TT (Corresponding Author); Principal supervisor of the study- Senior Lecturer, Dept. of Biochemistry and Molecular Biology, Faculty of Medicine, Colombo.PW; Professor in Paediatrics, Dept. of Paediatric, Faculty of Medicine, Colombo.LG; Senior Lecturer and consultant haematologist, Dept. of Pathology, Faculty of Medicine, Colombo.CA; Senior Lecturer, Dept. of Community Medicine, Faculty of Medicine, Colombo.HS; Chair Professor of Obstetrics and Gynaecology, Dept. of Obstetrics and Gynaecology, Faculty of Medicine, Colombo.
: The study was approved by the Ethics Review Committee, Faculty of Medicine, University of Colombo, Sri Lanka (ERC 15–006) and was carried out in accordance with the Declaration of Helsinki. Informed written consent was obtained from participants before including them in to the study.
: Not applicable.
: The authors declare that they have no competing interests.
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