TY - JOUR AU - Weinberg, G A; Hall, C B; Iwane, M K TI - Parainfluenza virus infection of young children: estimates of the population-based burden of hospitalization JO - J Pediatr IS - 5 VL - 154 PY - 2009 DO - 10.1016/j.jpeds.2008.11.034 L3 - PubMed-ID: 19159905 SP - 694 EP - 699 N1 - , et al; New Vaccine Surveillance Network. ER -