Fig. 2
Epi curve of pertussis cases by date of onset of cough in Tork and Warkaye villages/kebeles, Mekdela district, South Wollo zone, Amhara, Ethiopia, from July 7th 2015 to October 25th 2015
Fig. 2 | BMC Research Notes
Epi curve of pertussis cases by date of onset of cough in Tork and Warkaye villages/kebeles, Mekdela district, South Wollo zone, Amhara, Ethiopia, from July 7th 2015 to October 25th 2015