APA
Ooms M. E., Vlasman P., Lips P., Nauta J., Bouter L. M. & Valkenburg H. A. (19940509). The incidence of hip fractures in independent and institutionalized elderly people. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.
Chicago
Ooms M E, Vlasman P, Lips P, Nauta J, Bouter L M and Valkenburg H A. 19940509. The incidence of hip fractures in independent and institutionalized elderly people. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.
Harvard
Ooms M. E., Vlasman P., Lips P., Nauta J., Bouter L. M. and Valkenburg H. A. (19940509). The incidence of hip fractures in independent and institutionalized elderly people. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.
MLA
Ooms M E, Vlasman P, Lips P, Nauta J, Bouter L M and Valkenburg H A. The incidence of hip fractures in independent and institutionalized elderly people. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. 19940509.