Childhood immunization availability in primary care practices.
Allen
T J
TJ
D002648:Child; D006297:Health Services Accessibility; D006801:Humans; D007114:Immunization / Q000191:economics*; D010818:Practice Patterns, Physicians'; D011320:Primary Health Care; D014481:United States; D014612:Vaccines / Q000191:economics
D014612:Vaccines