Coincidence is not causality-a principle which needs regular rediscovery.
Heininger
U
U
D000293:Adolescent; D001294:Attitude to Health; D015984:Causality; D002648:Child; D017325:Hepatitis B Vaccines / Q000009:adverse effects; D006801:Humans; D008458:Measles Vaccine / Q000009:adverse effects; D022542:Measles-Mumps-Rubella Vaccine; D009108:Mumps Vaccine / Q000009:adverse effects; D012411:Rubella Vaccine / Q000009:adverse effects; D014611:Vaccination / Q000009:adverse effects*; D017778:Vaccines, Combined / Q000009:adverse effects
D017325:Hepatitis B Vaccines; D008458:Measles Vaccine; D022542:Measles-Mumps-Rubella Vaccine; D009108:Mumps Vaccine; D012411:Rubella Vaccine; D017778:Vaccines, Combined