The 6-minute pegboard and ring test is correlated with upper extremity activity of daily living in chronic obstructive pulmonary disease

by Takeda K (Author), ... Kawasaki Y (Author), Yoshida K (Author), Nishida Y (Author), Harada T (Author), Yamaguchi K (Author), Ito S (Author), Hashimoto K (Author), Matsumoto S (Author), Yamasaki A (Author), Igishi T (Author), Shimizu E (Author) 2013