“…Self-report measures have included verbal statements of general improvement (Lutker, 1971); unspecified ratings of frequency, intensity, and/or duration of headaches (Feuerstein & Adams, 1977;Friar & Beatty, 1976;Gainer, 1978;McKenzie, Ehrisman, Montgomery, & Barnes, 1974;Medina, Diamond, & Franklin, 1976;Mitchell, 1971;Montgomery & Ehrisman, 1976;Tasto & Hinkle, 1973;Wickramasekera, 1972Wickramasekera, , 1973a; ratings of frequency, intensity, and/or duration of headache pain made at the time of each headache occurrence (Mitch, McGrady, & Iannone, 1976;Mitchell & Mitchell, 1971;Mitchell & White, 1977); daffy ratings of frequency, intensity, and/or duration of each headache at the end of the day (Benson, Klemchuk, & Graham, 1974;Chesney & Shelton, 1976;Feuerstein, Adams, & Beiman, 1976;Johnson & Turin, 1975;Sargent, Waiters, & Green, 1973;Turin & Johnson, 1976); daily ratings of the most intense headache during the past 24 hr (Sargent, Green, & Waiters, 1972, 1973a; and ratings of headache intensity every 4 hr (Epstein & Abel, 1977), every 2 hr (Haynes, Griffin, Mooney, & Parise, 1975), and every hour (Andreychuk & Skriver, 1975;Budzynski, Stoyva, Adler, & Mullaney, 1973;Cox, Freundlich, & Meyer, 1975;Epstein et al, 1974;Hutchings & Reinklng, 1976;Philips, 1977;Reeves, 1976).…”