Brophy, S., Brophy, S., John, G., Evans, E., Lyons, R., & Lyons, R. (2006). Methodological issues in the identification of hip fractures using routine hospital data: A database study. Osteoporosis International, 17(3), pp. 405-409. doi:10.1007/s00198-005-2038-6

Brophy, Sinead, S. Brophy, G. John, E. Evans, RA Lyons, and Ronan Lyons. "Methodological Issues in the Identification of Hip Fractures Using Routine Hospital Data: A Database Study." Osteoporosis International 17, no. 3 (2006): 405-409.

Brophy, Sinead, et al. "Methodological Issues in the Identification of Hip Fractures Using Routine Hospital Data: A Database Study." Osteoporosis International 17.3 (2006): 405-409.