Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SAWAMURA Kenji and NANJO Satoru and NAKAMURA Kenji and IIOKA Sogo and MORI Takashi and CHIKAMORI Junji and NAGAOKA Yutaka and KONISHIIKE Jyoichi,Some Problems on Surgical Treatment of Spontaneous Pneumothorax at Present,Japanese Journal of National Medical Services,00211699,Japanese Society of National Medical Services,1977,31,11,1229-1235,https://cir.nii.ac.jp/crid/1390001206317963392,https://doi.org/10.11261/iryo1946.31.1229