Duarte, GS;    Castelão, M;    Rodrigues, FB;    Marques, RE;    Ferreira, J;    Sampaio, C;    Moore, AP;           Duarte, GS;  Castelão, M;  Rodrigues, FB;  Marques, RE;  Ferreira, J;  Sampaio, C;  Moore, AP;  Costa, J;   - view fewer <#>    (2016)    Botulinum toxin type A versus botulinum toxin type B for cervical dystonia.                   Cochrane Database of Systematic Reviews , 10     , Article CD004314.  10.1002/14651858.CD004314.pub3 <https://doi.org/10.1002/14651858.CD004314.pub3>.       Green open access