Trích dẫn APA

Ekström, M., Gustafson, T., Boman, K., Nilsson, K., Tornling, G., Murgia, N., & Torén, K. (2014). Effects of smoking, gender and occupational exposure on the risk of severe pulmonary fibrosis: A population-based case-control study. BMJ Publishing Group.

Trích dẫn kiểu Chicago

Ekström, Magnus, Torbjörn Gustafson, Kurt Boman, Kenneth Nilsson, Göran Tornling, Nicola Murgia, và Kjell Torén. Effects of Smoking, Gender and Occupational Exposure On the Risk of Severe Pulmonary Fibrosis: A Population-based Case-control Study. BMJ Publishing Group, 2014.

Trích dẫn MLA

Ekström, Magnus, et al. Effects of Smoking, Gender and Occupational Exposure On the Risk of Severe Pulmonary Fibrosis: A Population-based Case-control Study. BMJ Publishing Group, 2014.

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