It's all about the footnotes: 2014 vaccine schedules.
Oklahoma State University-Center for Health Sciences, 1111 W 17th St, Tulsa, OK 74107-1898. stanley.grogg@okstate.edu.
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Grogg
D004334:Drug Administration Schedule; D006801:Humans; D017410:Practice Guidelines as Topic; D014611:Vaccination / Q000592:standards*; D014612:Vaccines / Q000008:administration & dosage*
D014612:Vaccines