00716nam 2200169z- 450 9910712397303321(CKB)5470000002492155(EXLCZ)99547000000249215520230509c1998uuuu -u- -engAmbulatory health care visits by children : principal diagnosis and place of visitU.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health StatisticsHyattsville, MarylandAmbulatory health care visits by children BOOK9910712397303321Ambulatory health care visits by children : principal diagnosis and place of visit3334972UNINA