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Firooz Amrai 1 Article
Maternal-Fetal Medicine
Determination of maternal risk factors of preterm delivery: adjusted for sparse data bias; results from a population-based case-control study in Iran
Mehrdad Valipour, Erfan Ayubi, Narges Shiravand, Yousef Moradi, Abolfazl Abbaszadeh, Firooz Amrai, Shahin Mokhtari, Kaveh Bahmanpour, Kamyar Mansori
Obstet Gynecol Sci. 2020;63(2):117-125.   Published online February 11, 2020
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