作者单位:Inst Conmemorat Gorgas Estudios Salud, Panama City, Panama[1]Inst Invest Cient & Serv Alta Tecnol INDICASAT, Panama City, Panama[2]LATAM, GSK Vaccines, Bogota, Colombia[3]CARICAM ANDINA, GSK Vaccines, Panama City, Panama[4]GSK Pharmaceut Ltd, Bangalore, Karnataka, India[5]LATAM, GSK Vaccines, Panama City, Panama[6]Hosp Nino Panama, Panama City, Panama[7]