• An editing error removed a key part of the letter from Kathy Archibald of Europeans for Medical Progress (24 September, p 24). The sentence detailing the large numbers of fatal heart attacks and strokes in humans resulting from taking Vioxx should have continued: “though Vioxx is cardio-protective in mice, rats and monkeys.” It is in response to such problems that Europeans for Medical Progress is calling for a scientific evaluation of the efficacy of drug-safety tests on animals.
