Watai, Kentaro Fukutomi, Yuma Hayashi, Hiroaki Kamide, Yosuke Sekiya, Kiyoshi Taniguchi, Masami Additional file 2: of Epidemiological association between multiple chemical sensitivity and birth by caesarean section: a nationwide case-control study Screening questionnaire (DOCX 15 kb) Multiple chemical sensitivity;Caesarean section;Case-control study;Epidemiology 2018-12-14
    https://springernature.figshare.com/articles/journal_contribution/Additional_file_2_of_Epidemiological_association_between_multiple_chemical_sensitivity_and_birth_by_caesarean_section_a_nationwide_case-control_study/7470806
10.6084/m9.figshare.7470806.v1