TY - RPRT TI - A Web-based home welfare and care services support system using a pen type image sensor. AU - Hidekuni Ogawa AU - Yoshiharu Yonezawa AU - Hiromichi Maki AU - Haruhiko Sato AU - Allen W Hahn AU - W Morton Caldwell PY - 2003 UR - https://pubmed.ncbi.nlm.nih.gov/12724894/ ID - 12724894 ER -