APA

van Daele P. L., Burger H., De Laet C. E., Hofman A., Grobbee D. E., Birkenhäger J. C. & Pols H. A. (19970723). Longitudinal changes in ultrasound parameters of the calcaneus. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Chicago

van Daele P L, Burger H, De Laet C E, Hofman A, Grobbee D E, Birkenhäger J C and Pols H A. 19970723. Longitudinal changes in ultrasound parameters of the calcaneus. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Harvard

van Daele P. L., Burger H., De Laet C. E., Hofman A., Grobbee D. E., Birkenhäger J. C. and Pols H. A. (19970723). Longitudinal changes in ultrasound parameters of the calcaneus. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

MLA

van Daele P L, Burger H, De Laet C E, Hofman A, Grobbee D E, Birkenhäger J C and Pols H A. Longitudinal changes in ultrasound parameters of the calcaneus. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. 19970723.