Kadivnik*, Mirta, Andrijana Muller, Iva Milić Vranješ, Siniša Šijanović, & Jasenka Wagner. "PROGINS Mutation of Progesterone Receptors and Its Role in Premature Birth – An Overview." Southeastern European Medical Journal [Online], 1.2 (2017): 55-70. Web. 16 Dec. 2018