Diaphragmatic Paralysis Following Chiropractic Manipulation of the Cervical Spine
Arch Int Med 145:562-564, Heffner,J.E., 1985
Arm-diaphragm Synkinesis:Electrodiagnostic Studies of Aberrant Regeneration of Phrenic Motor Neurons
Neurol 30:339-344, Swift,T.R.,et al, 1980