Psychological Relaxation Effect of Forest Therapy 論文 Yuko Tsunetsugu・Bum–Jin Park・Juyoung Lee・Takahide Kagawa・Yoshifumi Miyazaki ·2011-01-01 ·『Nippon Eiseigaku Zasshi (Japanese Journal of Hygiene)』 66(4) pp. 670-676 doi:10.1265/jjh.66.670