Vitamin B 12 [Mesh]

Reducing unnecessary vitamin testing in general practice: barriers and facilitators according to general practitioners and patients
H. Hofstede, H.A.M. van der Burg, B.C. Mulder, A.M. Bohnen, P.J.E. Bindels, N.J. de Wit, E.I.T. de Schepper, S.F. van Vugt

BMJ Open Oct 2019, 9 (10) e029760; DOI: 10.1136/bmjopen-2019-029760

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Vitamin B 12 [Mesh]