Development of a short surrogate index for children’s socioeconomic status using house possessions and investigation of its validity 論文 Ryo Ishii・Kou Murayama・Noriaki Fukuzumi・Shin‐ichi Ishikawa・Kazuhiro Ohtani・Michiko Sakaki・Takashi Suzuki・Ayumi Tanaka ·2019-01-01 ·『The Japanese journal of psychology』 90(5) pp. 493-502 doi:10.4992/jjpsy.90.18233