Li SS, Gan SX, Jin J, et al.Analysis on levonorgestrel tablets applied to emergency contraceprion in 100 cases [J ].J Luoyang Med Coll, 2000, 18(3): 193-4.

• [1]李苏森；甘师秀；金健；等左炔诺孕酮用于事后紧急避孕100例分析[J].；洛阳医专学报；2000；18(3):193-4