title: Why does the BMJ support donations of pulse oximeters when they have no effect?
authors.forename: Peter C
authors.initials: PC
authors.lastname: Gøtzsche
mesh_terms: D002608:Charities; D005653:Fund Raising; D006801:Humans; D010092:Oximetry / Q000295:instrumentation*; D061214:Patient Safety; D013523:Surgical Equipment / Q000191:economics*; D013514:Surgical Procedures, Operative / Q000592:standards*