The converging of learners, especially in the nursery, primary and secondary schools, increases the chances of uncontrolled spread of the vibrio bacteria that causes cholera disease
Kusonkhana kwa ophunzira makamaka ku nazale, pulayimale ndi sekondale, kumawonjezera mwayi wofalikila kosalamulirika kwa tizilombo ta vibrio toyambitsa matenda a kolera 