Pertussis-like illness is not the same as pertussis Ulrich Heininger;

Protective effect of exclusive breastfeeding and effectiveness of maternal vaccination in reducing pertussis-like illness Renata Medeiros do Nascimento; Paulo Neves Baptista; Katiuscia Araújo de Miranda Lopes; Analíria Moraes Pimentel; Fábia da Silva Pereira Cruz; Ricardo Arraes de Alencar Ximenes;