Erdemoglu, AKVarlibas, A2020-06-252020-06-252003closedAccess0333-1024https://hdl.handle.net/20.500.12587/309411th Congress of the International-Headache-Society -- SEP 12-16, 2003 -- ROME, ITALY…eninfo:eu-repo/semantics/closedAccessLong-term efficacy and safety of Botulinum toxin type A in refractory chronic daily headacheConference Object237633633WOS:000185115000239Q1