Richard V Birtwhistle, Marshall S Godwin, M Dianne Delva, R Ian Casson, Miu Lam, Susan E MacDonald et al
Birtwhistle R V, Godwin M S, Delva M D, Casson R I, Lam M, MacDonald S E et al.
Randomised equivalence trial comparing three month and six month follow up of patients with hypertension by family practitioners
BMJ 2004; 328 :204
doi:10.1136/bmj.37967.374063.EE