Integration of Digital Phenotyping and Genomics for Dry Eye Disease: Protocol for a Prospective Cohort Study - Ken Nagino; Yasutsugu Akasaki; Nobuo Fuse; Soichi Ogishima; Atsushi Shimizu; Akira Uruno; Yoichi Sutoh; Yayoi Otsuka-Yamasaki; Fuji Nagami; Jun Seita; Tomohiro Nakamura; Satoshi Nagaie; et al. (JMIR Research Protocols)