2 unvaccinated American children in Costa Rica test positive for measles, health ministry confirms
https://healthell.blogspot.com/2019/03/2-unvaccinated-american-children-in.html
2 unvaccinated American children in Costa Rica test positive for measles, health ministry confirms
Costa Rica’s Ministry of Health confirmed on Thursday positive measles cases in two of four American children who fell ill earlier this month.
