Cita APA (7a ed.)
López-Torres Hidalgo, J. (2011). Prevention of falls and fractures in old people by administration of calcium and vitamin D, randomized clinical trial. BMC Public Health, 11(1), 910-911.
Cita Chicago Style (17a ed.)
López-Torres Hidalgo, Jesús. "Prevention of Falls and Fractures in Old People by Administration of Calcium and Vitamin D, Randomized Clinical Trial." BMC Public Health 11, no. 1 (2011): 910-911.
Cita MLA (9a ed.)
López-Torres Hidalgo, Jesús. "Prevention of Falls and Fractures in Old People by Administration of Calcium and Vitamin D, Randomized Clinical Trial." BMC Public Health, vol. 11, no. 1, 2011, pp. 910-911.
Precaución: Estas citas no son 100% exactas.