東京都内のヒト,犬,猫におけるQ熱(コクシェラ症)の疫学調査と食品からの効果的なCoxiella burnetii検査法の開発に関する研究 An epidemiological investigation of Q fever (Coxiellosis) in human, dogs and cats in the Tokyo metropolitan area, and studies on the development of an effective detection method for Coxiella burnetii in foodstuffs