Key points are not available for this paper at this time.
Barbara S. Hulka, Lawrence L. Kupper, John C. Cassel, Shirley J. Thompson, A Method for Measuring Physicians' Awareness of Patients' Concerns, HSMHA Health Reports, Vol. 86, No. 8 (Aug., 1971), pp. 741-751
Hulka et al. (Fri,) studied this question.