E P M Williamson, C M Evans, D G Machin, K A Woolfenden, A R de Bolla, K F Parsons et al
Williamson E P M, Evans C M, Machin D G, Woolfenden K A, de Bolla A R, Parsons K F et al.
Urinary frequency and urgency
Br Med J (Clin Res Ed) 1987; 294 :308
doi:10.1136/bmj.294.6567.308-d
