APA

Blake G. M., Preston N. G., Patel R., Herd R. J. & Fogelman I. (19990622). An unexpected change in DXA calibration not detected by routine quality control checks. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Chicago

Blake G M, Preston N G, Patel R, Herd R J and Fogelman I. 19990622. An unexpected change in DXA calibration not detected by routine quality control checks. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Harvard

Blake G. M., Preston N. G., Patel R., Herd R. J. and Fogelman I. (19990622). An unexpected change in DXA calibration not detected by routine quality control checks. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

MLA

Blake G M, Preston N G, Patel R, Herd R J and Fogelman I. An unexpected change in DXA calibration not detected by routine quality control checks. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. 19990622.