WittC., BrinkhausB., JenaS., LindeK., StrengA., WagenpfeilS.Acupuncture in patients with osteoarthritis of the knee: a randomised trial. Lancet2005; 366(9480): 136–43.
2.
VickersA.J., ReesR.W., ZollmanC.E., McCarneyR., SmithC.M., EllisN.Acupuncture for chronic headache in primary care: large, pragmatic, randomised trial. BMJ2004; 328(7442): 744–6.
3.
WonderlingD., VickersA.J., GrieveR., McCarneyR.Cost effectiveness analysis of a randomised trial of acupuncture for chronic headache in primary care. BMJ2004; 328(7442): 747–12.
