Health protection for the preschool child : a national survey of the use of preventive medical and dental service for children under six, report to the Section on medical service
"Section I--Medical service, Samuel McC. Hamill, M.D., chairman. Committee on medical care for children, Philip Van Ingen, M.D., chairman."--Page [iii].
"The survey was planned and administered by the authors of this report with the assistance of the staff of the Research division of the American child health association."--Page 197.