Margaryan S, Wells M, Apresyan H, Grigoryan T, Akopyan K, Denisiuk O, Zachariah R, Davtyan K (2019) When will the coughing stop? Characteristics of children with pertussis (whooping cough) in Armenia (2014-2018). J Infect Dev Ctries 13:057S-062S. doi: 10.3855/jidc.11121