Appendix A:
Search Strategies Ovid MEDLINE(R) Epub Ahead of Print, In-Process & Other Non-Indexed Citations, Ovid MEDLINE(R) Daily and Ovid MEDLINE(R) 1946 to Present

# Searches Results
1 Dystonic disorders/ or (dystoni* or cramp*).mp. 24899
2 upper extremity/ or exp hand/ or (hand* or finger* or wrist* or phalanx or phalanges or digit or digits or digital or thumb* or palm* or digitorum or carpi or carpal* or metacarpal* or pollicis or interphalangeal or stenographer* or writer* or typist* or telegraphist* or musician* or clarinet* or flautist* or flutist* or flute or oboe or oboist* or saxophone or saxophonist* or bagpipe* or bassoon or bassoonist* or guitar or guitarist* or bass or bassist* or banjo* or harp or harpist* or zither* or mandolin* or koto* or string player* or violin or violinist* or viola or violist* or cello or cellist* or keyboard* or pianist* or piano* or organist* or harpsichord* or accordion* or percussion* or drummer* or tabla* or bata or brass or trumpet* or trombon* or tuba or hornplayer* or barber* or beautician* or golfer*).mp. 1016570
3 1 and 2 2520
4 ((focal and dystoni* and (limb* or extremit*)) or yips).ti,ab,kf. 310
5 3 or 4 2707
6 exp Botulinum toxins/ or exp Clostridium botulinum/ or (Botox or BTX or botulin* or Meditoxin or Neuronox or Oculinum or OnabotulinumtoxinA or Abobotulinumtoxina or Evabotulinumtoxina or Incobotulinumtoxina or Allergan or Azzalure or Bocouture or Botox or Dysport or Onaclostox or Toxine botulinique or Vistabel or Xeomin or rimabotulinum* or Myobloc or NeuroBloc or Bontoxilysin or Tentoxilysin or “Tetanus neurotoxin”).mp. 23013
7 5 and 6 372
8 randomized controlled 482732
9 clinical 534532
10 randomi?ed.ti,ab. 541005
11 placebo.ti,ab. 202113
12 dt.fs. 2066830
13 randomly.ti,ab. 293378
14 trial.ti,ab. 520363
15 groups.ti,ab. 1829727
16 or/8-15 4443267
17 animals/ 6372284
18 humans/ 17419632
19 17 not (17 and 18) 4556224
20 16 not 19 3858878
21 7 and 20 244
22 remove duplicates from 21 236