APA ציטוט

Chen, S., Wang, J., Jie-Chen,, Zhang, X., & Zhang, S. (1997). Cost-effectiveness study on treatment of duodenal ulcer. World J Gastroenterol.

Citação norma Chicago

Chen, Shi-Yao, Ji-Yao Wang, Jie-Chen, Xi-De Zhang, and Shan-Shen Zhang. "Cost-effectiveness Study On Treatment of Duodenal Ulcer." World J Gastroenterol 1997.

ציטוט MLA

Chen, Shi-Yao, et al. "Cost-effectiveness Study On Treatment of Duodenal Ulcer." World J Gastroenterol 1997.