In P.A. Keller, & S.R. Heyman (Eds.), Innovations in Clinical Practice: A Source Book
Holroyd, K.A., Holm, J.E., & Penzien, D.B. . In P.A. Keller, & S.R. Heyman (Eds.), Innovations in Clinical Practice: A Source Book. Clinical issues in the behavioral treatment of recurrent headache. 1988; 7:433-457.