Cancer and chemotherapy both appear to lower the incidence of Alzheimer's disease, scientists have found. Due to an editing error, a story Friday was incorrect.

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In a story Friday about North Hempstead Town Supervisor Jon Kaiman's appointment as storm recovery czar for Long Island, a quote attributed to Kaiman was incorrect. He said: "This needs to be a ground-up effort, where communities are helping formulate what's best for them in terms of recovery and future mitigation." In the same story, a Sandy recovery program was announced by Gov. Andrew M. Cuomo at a conference. Due to an editing error, the forum for the announcement was incorrect.