TY  - BOOK
AU  - Theisler, Charles W.
TI  - Chronic Headache Pain : Clinical Problems and Therapeutic Approaches ;Vol. 1
SN  - 9780683048827
SN  - 1047-1227
U1  - 616.81 
PY  - 1990///
CY  - Maryland
PB  - Williams & Willkins
KW  - Neurology
ER  -