Uprety, D. (2010). Progesterone for prevention of recurrent preterm labor after threatened preterm labor - A randomized controlled trial.
芝加哥风格引文Uprety, Dhruba. Progesterone for Prevention of Recurrent Preterm Labor After Threatened Preterm Labor - A Randomized Controlled Trial. 2010.
MLA引文Uprety, Dhruba. Progesterone for Prevention of Recurrent Preterm Labor After Threatened Preterm Labor - A Randomized Controlled Trial. 2010.
警告：这些引文格式不一定是100％准确.