Mohan A, Tan Y-Y, Hashim R, Ng DC-E, Wong VH-S, Liew D-W, Chien S-L, Tan L-S, Lau PS-T, Rajandran T, Podin Y, Ooi M-H (2024) Incidence and severity of pertussis among hospitalized infants, Sarawak, Malaysia, 2015-2021. J Infect Dev Ctries 18:1394–1403. doi: 10.3855/jidc.18837