Vol. 250 No. 1 JANUARY 2020

Editorial: the 100th Anniversary of the TJEM
A Message for Young Authors: The Past 100 Years and Future of the Tohoku Journal of Experimental Medicine Kazuhiro Takahashi and Shigeki Shibahara [PDF]	Vol. 250, No. 1 pp.1-3, 2020
Review
Endometrial Immunity for Embryo Implantation and Pregnancy Establishment Jun Kitazawa, Fuminori Kimura, Akiko Nakamura, Aina Morimune, Akimasa Takahashi, Akiko Takashima, Tsukuru Amano, Shunichiro Tsuji, Shoji Kaku, Kyoko Kasahara and Takashi Murakami [PDF]	Vol. 250, No. 1 pp.49-60, 2020
Regular Contribution
An Early-Onset Neuronopathic Form of Acid Sphingomyelinase Deficiency: A SMPD1 p.C133Y Mutation in the Saposin Domain of Acid Sphingomyelinase Shozo Ota, Atsuko Noguchi, Daiki Kondo, Yoko Nakajima, Tetsuya Ito, Hirokazu Arai and Tsutomu Takahashi [PDF]	Vol. 250, No. 1 pp.5-11, 2020
Efficacy and Safety of Targeted Strategy for Treating Rheumatoid Arthritis Patients Aged 75 Years or Older Ichiro Yoshii, Tatsumi Chijiwa and Naoya Sawada [PDF]	Vol. 250, No. 1 pp.13-23, 2020
A Nationwide Survey of Obstetric Care Status on Japan's Islands, with Special Reference to Maternal Transport to the Mainland Shiho Sumikawa, Kazuhiko Kotani, Takao Kojo, Shigeki Matsubara and Sanae Haruyama [PDF]	Vol. 250, No. 1 pp.25-29, 2020
The Risk of Developing Multiple Primary Cancers among Long- Term Survivors Five Years or More after Stomach Carcinoma Resection Katsumi Amikura, Kazuhisa Ehara and Yoshiyuki Kawashima [PDF]	Vol. 250, No. 1 pp.31-41, 2020
Incremental Shuttle Walk Distance as an Indicator for Functional Exercise Capacity of Pre-Surgical Patients with Nontuberculous Mycobacterial Lung Disease Yuki Kuroyama, Mitsuru Tabusadani, Shunya Omatsu, Yuji Shiraishi and Hideaki Senjyu [PDF]	Vol. 250, No. 1 pp.43-48, 2020
Preventive Effect of Tonsillectomy on Recurrence of Henoch- Schönlein Purpura Nephritis after Intravenous Methylprednisolone Pulse Therapy Chisato Umeda, Shuichiro Fujinaga, Amane Endo, Koji Sakuraya, Satoshi Asanuma and Daishi Hirano [PDF]	Vol. 250, No. 1 pp.61-69, 2020
Absence of Relatives Impairs the Approach of Nurses to Cardiopulmonary Resuscitation in Non-Cancer Elderly Patients without a Do-Not-Attempt-Resuscitation Order: A Vignette-Based Questionnaire Study Asaka Higuchi, Morihito Takita, Azusa Yoshii, Tomoko Akiyama, Tsuyoshi Nemoto, Ritsuko Nakahira, Toshihiro Nakajima, Hiroki Fukahori, Masaharu Tsubokura and Rika Igarashi [PDF]	Vol. 250, No. 1 pp.71-78, 2020