2[2]HoungG. Congenital torticollis; a review and result study[J] .SGO 1934; 58:972
3[3]The influence of age on the results of open sternomastoid tenotomy in muscular torticollis [J]. Clin orthop. 1976; 116:142
4[4]Lppoite E , et al. Long-term results of open sternocleidomastoid tenotomy for idiopathis muscular toticollis [J]. J Bone Joint Surg (AM). 1985; 67:30