Recruitment flowchart for study participants. MiyakeTeruki KumagiTeru FurukawaShinya HirookaMasashi KawasakiKeitarou KoizumiMitsuhito TodoYasuhiko YamamotoShin AbeMasanori KitaiKohichiro MatsuuraBunzo HiasaYoichi 2014 <p>Recruitment flowchart for study participants.</p>