APA

Hwang J., Lee E., Ahn J. K., Cha H., Koh E. & Lee J. (20180424). Bone-density testing interval and transition to osteoporosis in patients with rheumatoid arthritis. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Chicago

Hwang J, Lee E-K, Ahn J K, Cha H-S, Koh E-M and Lee J. 20180424. Bone-density testing interval and transition to osteoporosis in patients with rheumatoid arthritis. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

Harvard

Hwang J., Lee E., Ahn J. K., Cha H., Koh E. and Lee J. (20180424). Bone-density testing interval and transition to osteoporosis in patients with rheumatoid arthritis. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA.

MLA

Hwang J, Lee E-K, Ahn J K, Cha H-S, Koh E-M and Lee J. Bone-density testing interval and transition to osteoporosis in patients with rheumatoid arthritis. : Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. 20180424.