• We said that of 80 volunteers testing a single therapy for allergy, “only 20… reported side effects” and that this was “one tenth the number reported by those [93 volunteers] receiving the combination therapy” (26 July, p 11). To clarify: there were 20 reports of side effects in patients receiving monotherapy, compared with more than 200 separate adverse events reported by the 93 patients on combination treatment.
• A diagram on our Technology page claimed: “The US has more than twice as many wireless internet hotspots as any other country” (17 May, p 25). This was unfounded. The figures on which it was based were for hotspots registered with one commercial organisation, which isn’t going to get a free ad out of us.
