SOUTH DAKOTA
“Injury” or “personal injury,” only injury arising out of and in the course of the employment, and does not include a disease in any form except as it results from the injury. An injury is compensable only if it is established by medical evidence, subject to the following conditions:
(a) No injury is compensable unless the employment or employment related activities are a major contributing cause of the condition complained of;
“Occupational disease,” a disease peculiar to the occupation in which the employee was engaged and due to causes in excess of the ordinary hazards of employment and includes any disease due or attributable to exposure to or contact with any radioactive material by an employee in the course of employment;