Michael J Morley Posts - TopicsExpress

#UNICEF is stepping up its efforts across seven countries –
#UNICEF is stepping up its efforts across seven countries – Guinea, Sierra Leone, Liberia, Guinea-Bissau, Senegal, Mali and Gambia – to prevent fu...

Polio is caused by the poliovirus, a highly contagious virus
Polio is caused by the poliovirus, a highly contagious virus specific to humans. The virus usually enters the environment in the feces of someone who ...