This monthâs technique: Closure of the mesenteric defects in an ante-colic ante-gastric Roux-en-Y Gastric Bypass This Monthâs Featured Experts: Alfons Pomp, MD, FACS, FRCSC
Basically, there are five different stages of infectious disease which include the incubation stage, the prodormal stage, the illness stage, the decline stage and the convalescence. Firstly, the incubation period is a period where there are no signs and symptoms detected while the virus is incubating.
How many types of Flu viruses are there? Dr Rob: There are three main types of flu virus: influenza A, B and C. Influenza A tends to cause the most severe illness in humans and is typically associated with epidemics.