Epidemiología: acceso abierto

Abstracto

Types of Studies in Environmental Epidemiology

Shuji Reiko

Cancer is a gathering of sicknesses including unusual cell development with the possibility to attack or spread to different pieces of the body. This difference with generous tumors, which don't spread. Possible signs and manifestations incorporate a knot, unusual dying, delayed hack, unexplained weight reduction, and an adjustment of defecations. While these side effects may show disease, they can likewise have different causes. More than 100 kinds of diseases influence people.