Singh, Kritina, Prashant Shrestha, Jeena Baaniya, and Prashana Gurung. 2020. “Pregnancy Outcome Among Primigravidae Aged 35 Years and Above: A Comparative Study”. Journal of Lumbini Medical College 8 (1):17-21. https://www.nepjol.info/index.php/JLMC/article/view/40682.