Robin Carlisle, Lindsay M Groom, Anthony J Avery, Daphne Boot, Stephen Earwicker
Carlisle R, Groom L M, Avery A J, Boot D, Earwicker S.
Relation of out of hours activity by general practice and accident and emergency services with deprivation in Nottingham: longitudinal survey
BMJ 1998; 316 :520
doi:10.1136/bmj.316.7130.520