期刊名称：Studia Universitatis Moldaviae: Stiinte Exacte si Economice
印刷版ISSN：1857-2073
电子版ISSN：2345-1033
出版年度：2008
期号：7(17)
页码：85-87
出版社：Moldova State University
摘要：As the human body enters old age, the ability to fight off infection and other health problems diminishes significantly.The immune system, which is responsible for fighting infection, simply does not function as efficiently in older adultsas in younger people.
