title: Prolonged lifetime by adjunct homeopathy in cancer patients-A case of immortal time bias.
authors: Norbert
authors: N
authors: Aust
mesh_terms: D005260:Female; D006705:Homeopathy; D006801:Humans; D008297:Male; D009369:Neoplasms / Q000453:epidemiology* / Q000628:therapy*; D010045:Outpatients / Q000706:statistics & numerical data*