title: First specifically designed comparative outcome study? Re: Cheng et al, Clin J Pain 2012.
authors: Carolinas Pain Institute and Center for Clinical Research, Winston-Salem, NC.
authors: Leonardo
authors: L
authors: Kapural
authors: Richard L
authors: RL
authors: Rauck
mesh_terms: D018771:Arthralgia / Q000473:pathology* / Q000628:therapy*; D017115:Catheter Ablation / Q000379:methods*; D017679:Cryotherapy / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D012446:Sacroiliac Joint / Q000503:physiopathology*