3N. Manandhar, 4K. K. Karna, 1A. K. Sinha*, 2G. M. Singh Karki,, 1Prof. & HOD, Dept. of Biochemistry, Birat Hospital & Research Centre Biratnagar, Morang-Dist., Nepal. 2Senior Consultant, Dept. of Gynaecology & Obsterics Birat Hospital and Research Centre, Biratnagar, Morang-Dist., Nepal. 3Asst.Professor, Dept. of Community Medicine, College of Medical Sciences, Bharatpur, Chitwan-Dist., Nepal. 4Tutor, Dept. of Biochemistry, Birat Hospital and Research Centre, Biratnagar, Morang-Dist., Nepal., Nepal