9 septiembre 2014
Expectant moms should be vaccinated for pertussis, or whooping cough, during their third trimester, according to obstetricians. Those in close contact with the infant also should be up to date with their whooping cough vaccine.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/qgCxXrhuUuk/140909144437.htm
