journal£ºArchives of Pediatrics & Adolescent Medicine
Authors£ºHOWARD C. LEIFHEIT
Published date£º1955-8-1
DOI£º10.1001/archpedi.1955.04030010201012
PDF link£ºhttp://jamanetwork.com/journals/jamapediatrics/fullarticle/498162
Article link£ºhttp://dx.doi.org/10.1001/archpedi.1955.04030010201012
Article Source£ºAmerican Medical Association (AMA)¡£
Remark£º |