Fon GT, Pitt MJ, Thies AC (May 1980). "Thoracic kyphosis: range in normal subjects". AJR. American Journal of Roentgenology. 134 (5): 979–83. doi:10.2214/ajr.134.5.979. PMID6768276.
McMaster MJ, Singh H (October 1999). "Natural history of congenital kyphosis and kyphoscoliosis. A study of one hundred and twelve patients". The Journal of Bone and Joint Surgery. American Volume. 81 (10): 1367–83. doi:10.2106/00004623-199910000-00002. PMID10535587.
Pfeifer M, Begerow B, Minne HW (March 2004). "Effects of a new spinal orthosis on posture, trunk strength, and quality of life in women with postmenopausal osteoporosis: a randomized trial". American Journal of Physical Medicine & Rehabilitation. 83 (3): 177–86. doi:10.1097/01.PHM.0000113403.16617.93. PMID15043351. S2CID44930140.
Fon GT, Pitt MJ, Thies AC (May 1980). "Thoracic kyphosis: range in normal subjects". AJR. American Journal of Roentgenology. 134 (5): 979–83. doi:10.2214/ajr.134.5.979. PMID6768276.
McMaster MJ, Singh H (October 1999). "Natural history of congenital kyphosis and kyphoscoliosis. A study of one hundred and twelve patients". The Journal of Bone and Joint Surgery. American Volume. 81 (10): 1367–83. doi:10.2106/00004623-199910000-00002. PMID10535587.
Pfeifer M, Begerow B, Minne HW (March 2004). "Effects of a new spinal orthosis on posture, trunk strength, and quality of life in women with postmenopausal osteoporosis: a randomized trial". American Journal of Physical Medicine & Rehabilitation. 83 (3): 177–86. doi:10.1097/01.PHM.0000113403.16617.93. PMID15043351. S2CID44930140.
Pfeifer M, Begerow B, Minne HW (March 2004). "Effects of a new spinal orthosis on posture, trunk strength, and quality of life in women with postmenopausal osteoporosis: a randomized trial". American Journal of Physical Medicine & Rehabilitation. 83 (3): 177–86. doi:10.1097/01.PHM.0000113403.16617.93. PMID15043351. S2CID44930140.