TY - RPRT TI - Soil clay content underlies prion infection odds AU - W. David Walter AU - D.P. Walsh AU - Matthew L. Farnsworth AU - Dana L. Winkelman AU - M.W. Miller PY - 2011 DO - 10.1038/ncomms1203 UR - https://pubs.usgs.gov/publication/70035807 ID - 70035807 ER -