Meissner HC, Farizo K, Pratt D, Pickering LK, Cohn AC. Understanding FDA-Approved Labeling and CDC Recommendations for Use of Vaccines. Pediatrics. 2018 Sep:142(3):. doi: 10.1542/peds.2018-0780. Epub[PubMed PMID: 30139807] Level 3 (low-level) evidence [6] [7] Ventola CL. Immunizatio...