what does mean parenteral contact
Epidemiology A state of contact or close proximity to a chemical, pathogen, radioisotope or other other substance by swallowing, breathing, or direct contactâeg, on skin or eyes; exposure may be short termâacute or long termâchronic.pidemiology A state of contact or close proximity to a chemical, pathogen, radioisotope or other other substance by ingesting, breathing, or direct contactâe.g., on skin or eyes; exposure may be short termâacuteâor long termâchronic.