It is also the first study to show a dose-response effect, note the authors. That is, the higher the cumulative amount of drug taken, the higher the risk of developing dementia.
Akizungumza katika uzinduzi wa huduma ya upasuaji wa macho wa watu wenye matatizo ya vikope mjini Masasi, Dk. KODI, amesema ugonjwa huo wa vikope unatibiwa bure bila gharama yeyote.