M M Gray, I M Hann, S Glass, O B Eden, P M Jones, R F Stevens et al
Gray M M, Hann I M, Glass S, Eden O B, Jones P M, Stevens R F et al.
Mortality and morbidity caused by measles in children with malignant disease attending four major treatment centres: a retrospective review.
Br Med J (Clin Res Ed) 1987; 295 :19
doi:10.1136/bmj.295.6589.19