%0 Generic %T Vaccine and Immunization Amendments of 1990 : P.L. 101-502, 104 Stat 1285, November 3, 1990. %U https://ezaccess.libraries.psu.edu/login?url=https://www.heinonline.org/HOL/Page?handle=hein.leghis/vccimam0001&id=1&collection=leghis&index=alpha/L_leghis