(Q80747686)
Statements
Pericranial injection of botulinum toxin type A (Dysport) for tension-type headache - a multicentre, double-blind, randomized, placebo-controlled study (English)
M Empl
A Ceballos-Baumann
T Tölle
U Stefenelli
V Pfaffenrath
Dysport Tension-Type Headache Study Group