Cita APA (7a ed.)

Nicholls, A., Kiran, A., Javaid, M., Hart, D., Spector, T., Carr, A., & Arden, N. (2012). Change in body mass index during middle age affects risk of total knee arthoplasty due to osteoarthritis: A 19-year prospective study of 1003 women.

Cita Chicago Style (17a ed.)

Nicholls, A., A. Kiran, M. Javaid, D. Hart, T. Spector, A. Carr, y N. Arden. Change in Body Mass Index During Middle Age Affects Risk of Total Knee Arthoplasty Due to Osteoarthritis: A 19-year Prospective Study of 1003 Women. 2012.

Cita MLA (9a ed.)

Nicholls, A., et al. Change in Body Mass Index During Middle Age Affects Risk of Total Knee Arthoplasty Due to Osteoarthritis: A 19-year Prospective Study of 1003 Women. 2012.