Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoshitaka Hirose and Yoshihiro Yamamoto and Yasunobu Yoshikai and Shinji Murosaki,Oral intake of heat-killedLactobacillus plantarumL-137 decreases the incidence of upper respiratory tract infection in healthy subjects with high levels of psychological stress,Journal of Nutritional Science,2048-6790,Cambridge University Press (CUP),2013,2,,e39,https://cir.nii.ac.jp/crid/1364233270788792064,https://doi.org/10.1017/jns.2013.35