Most infections are endemic, but sharp small epidemics occasionally occur with types 1 and 2. Parainfluenza virus infections are primarily childhood diseases, the highest age-specific attack rates for croup occur in children below the age of 3 years.
Olinger is an ancient Norman name that arrived in England after the Norman Conquest of 1066. The name Olinger comes from the name of the famous St. Leger.
The roots of the distinguished German surname Hoover lie in the kingdom of Bavaria. The name is derived from the Middle High German word huober, meaning owner of a patch of farmland.. The term Hube was used to denote a 40-acre hide of farmland.