Preoperative halo-gravity traction for severe spinal deformities at an SRS-GOP site in West Africa: Protocols, complications, and results

Venu M. Nemani, Han Jo Kim, Benjamin T. Bjerke-Kroll, Mitsuru Yagi, Cristina Sacramento-Dominguez, Harry Akoto, Elias C. Papadopoulos, Francisco Sanchez-Perez-grueso, Ferran Pellise, Joseph T. Nguyen, Irene Wulff, Jennifer Ayamga, Rufai Mahmud, Richard M. Hodes, Oheneba Boachie-Adjei