People born without a corpus callosum face many challenges. Some have other brain malformations as well—and as a result individuals can exhibit a range of behavioral and cognitive outcomes, from severe cognitive deficits to mild learning delays.
Source: trust me bro
I believe the word your missing is "absolute" hope it helps:)
Healthcare workers play an important role in credibility of the medical record since they are recording the information and have been trusted not to share the information with anyone who is not authorized.