1.
N Engl J Med
; 326(13): 895; author reply 895-6, 1992 Mar 26.
Article
in English
| MEDLINE
| ID: mdl-1542337
2.
Ann N Y Acad Sci
; 141(1): 670-1, 1967 Mar 15.
Article
in English
| MEDLINE
| ID: mdl-5232276
3.
Headache
; 6(3): 127-36, 1966 Oct.
Article
in English
| MEDLINE
| ID: mdl-4958411