By MEGHAN PIERCE Manchester Union Leader Correspondent Peter Rooney of Keene has turned his journey with stage 4 kidney cancer into the medical memoir “Immunopatient: The New Frontier of Curing Cancer.” (Meghan Pierce/Union Leader Correspondent) KEENE — A Keene man has turned his journey with stage 4 kidney cancer into the medical memoir, “Immunopatient: The New Frontier of Curing … Continue reading Keene man finds hope in emerging cancer treatments