TI - LIcensure of 13-valent pneumococcal conjugate vaccine for adults aged 50 years and older PT - JOUR DP - 2012 TA - JAMA pages = {663-664}, VI - 308 IP - 7 AID - [doi] 4100 - http://dx.doi.org/ SO - JAMA August 15, 2012 308(7):663