@article {7940,
	title = {[Electrophysiological effects of progesterone on guinea-pig papillary muscles].},
	journal = {Zhongguo ying yong sheng li xue za zhi = Zhongguo yingyong shenglixue zazhi = Chinese journal of applied physiology},
	year = {2003},
	pages = {153-154},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/21207664},
	author = {Ci-hui Shao and Jian-ping Xiao and Chun-Mei Cao}
}
