what are 2 month vaccines?
['DTaP (diphtheria, tetanus, acellular pertussis) vaccine.', 'Hib (Haemophilus influenzae type b) vaccine.', 'IPV (polio vaccine)', 'PCV (pneumococcal) vaccines.', 'RV (rotavirus vaccine)', 'possibly HBV (hepatitis B vaccine), if not previously given.']