Invasive disease due to Haemophilus influenzae serotype b ten years after routine vaccination, South Africa, 2003–2009
作者
Anne von Gottberg,Cheryl Cohen,Andrew Christopher Whitelaw,Meera K Chhagan,Brendan L. Flannery,Adam L. Cohen,Linda de Gouveia,Mignon du Plessis,Shabir Ahmed Madhi,Keith P. Klugman