1. College of Nursing, Montana State University, Missoula Campus, 32 Campus Drive 7416, Missoula, MT 59812-7416, USA
2. College of Nursing, Montana State University, Sherrick Hall, Bozeman Campus, P.O. Box 173560, Bozeman, MT 59717-3560, USA
3. Center for Asbestos Related Disease, 214 E. 3rd Street Libby, MT 59923, USA