The prevalence of illness in childhood
Card's contents:SIMPSON R.N. /wspólaut./ 536,663 CHAMBERLAIN ROMA N., SIMPSON R.N. The prevalence of illness in childhood. A report of the Britis^h"Child Study into Illnesses and Hospital Experiences of Children during the first three and half years of life. Tunbridge Wells 1979 Pitman Medical 8° s. Z, 142, il.