Background Abnormal posture (AP) is often seen in Parkinson's disease (PD), and marked forms known as dropped head syndrome and camptocormia encumber daily living activities. Unlike other motor disabi
Collection: Medicine in the Americas, 1610-1920 Author(s): Sayre, Reginald H. (Reginald Hall), 1859-1929 author Contributor(s): Medical Society of the State of New York (1807- ) Publication: [New York
