Brief Self-Administered Questionnaire to Determine Functional Capacity (The Duke Activity Status Index), A Breadcrumb All SHP Publications Journal Articles American Journal of Cardiology 64 Brief Self-Administered Questionnaire to Determine Functional Capacity (The Duke Activity Status Index), A Mark A. Hlatky, RE Boineau, MB Higginbotham, KL Lee, DB Mark, RM Califf, FR Cobb, DB Pryor December 31, 1989 All SHP Publications