Polio also known as poliomyelitis is a highly contagious disease caused by a virus that attacks the nervous system. Children younger than 5 years old are more likely to contact the virus than any other group. According to W.H.O, one… Read More
A Center For Project/Research Challenges
Polio also known as poliomyelitis is a highly contagious disease caused by a virus that attacks the nervous system. Children younger than 5 years old are more likely to contact the virus than any other group. According to W.H.O, one… Read More