Keimling, M., Behrens, G., Schmid, D., Jochem, C., & Leitzmann, M. F. (2014). The association between physical activity and bladder cancer: Systematic review and meta-analysis. Nature Publishing Group.
استشهاد بنمط شيكاغوKeimling, M., G. Behrens, D. Schmid, C. Jochem, و M F. Leitzmann. The Association between Physical Activity and Bladder Cancer: Systematic Review and Meta-analysis. Nature Publishing Group, 2014.
MLA استشهادKeimling, M., et al. The Association between Physical Activity and Bladder Cancer: Systematic Review and Meta-analysis. Nature Publishing Group, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.