Badgett RG, 1997, Ann Intern Med, 126, 886, 10.7326/0003-4819-126-11-199706010-00006
Carlston M, 1997, Fam Med, 29, 559
Davies DD, 1997, J R Soc Med, 90, 356, 10.1177/014107689709000627
Colquhoun D, 1997, J R Soc Med, 90, 178
10.1016/S0140-6736(97)02419-7
10.3109/03009749709065717
Ernst E, 1993, Fortschr Med, 111, 420
Ezzo J, 2001, Arth Rheum, 44, 819, 10.1002/1529-0131(200104)44:4<819::AID-ANR138>3.0.CO;2-P
10.1111/j.1365-2125.1992.tb05642.x
Knipschild P., 1994, BMJ, 309, 719, 10.1136/bmj.309.6956.719
Linde K, 1996, BMJ, 313, 253, 10.1136/bmj.313.7052.253
10.7326/0003-4819-106-3-485
10.1016/0003-9993(94)90167-8
Perrot S, 1996, Drugs, 52, 21, 10.2165/00003495-199600523-00005
Rampes H, 1997, J R Soc Med, 90, 19, 10.1177/014107689709000107
Ruedy J, 1999, CMAJ, 160, 816
van Tulder MW, 1999, The Cochrane Library, 1