These studies, both presenting data gathered during interruptions due to war, demonstrated that OPV is associated with significantly less mortality and hospitalizations, particularly in children aged 6 months or younger. Further, studies indicate a difference in mortality between males and females but the results are inconclusive overall: one study found a higher morality in females than males for IPV, while another found no difference between males and females for OPV.
You are seeing this because you are using a browser that is not supported. The Elrha website is built using modern technology and standards. We recommend upgrading your browser with one of the following to properly view our website:
Windows MacPlease note that this is not an exhaustive list of browsers. We also do not intend to recommend a particular manufacturer's browser over another's; only to suggest upgrading to a browser version that is compliant with current standards to give you the best and most secure browsing experience.