by Blackwood, W D, Silvis, S E
Published in Gastroenterology (New York, N.Y. 1943) (01.09.1971)

by Blackwood, W D
Published in Gastroenterology (New York, N.Y. 1943) (01.08.1969)

by Blackwood, W D, Bolinger, R A, Lifson, N
Published in The Journal of clinical investigation (01.01.1973)

by Blackwood, William D., Silvis, Stephen E.
Published in Gastrointestinal endoscopy (01.08.1974)

by Chally, C H, Blackwood, W D
Published in Minnesota medicine (01.10.1973)

by Silvis, S E, Blackwood, W D
Published in Gastroenterology (New York, N.Y. 1943) (01.03.1973)

by BLACKWOOD, W D, ZIEVE, L
Published in Gastroenterology (New York, N.Y. 1943) (01.05.1963)

by Blackwood, William D.
Published in Gastrointestinal endoscopy (01.02.1973)

by Blackwood, William D., Vennes, Jack A., Silvis, Stephen E.
Published in Gastrointestinal endoscopy (01.11.1973)

by Blackwood, William D., Silvis, Stephen E.
Published in Gastrointestinal endoscopy (01.11.1971)

by Blackwood, William D., Silvis, Stephen E.
Published in Gastrointestinal endoscopy (01.11.1972)

by Silvis, Stephen E., Blackwood, William D., Vennes, Jack
Published in Gastrointestinal endoscopy (01.02.1972)

by Bond, John H., Chally, Cecil H., Blackwood, William D.
Published in Gastrointestinal endoscopy (01.11.1974)

by Blackwood, W D
Published in Archives of internal medicine (1960) (01.11.1965)

by Lifson, N, Blackwood, W D
Published in Nature. New biology (London) (19.12.1973)

by Zieve, L, Silvis, S E, Mulford, B, Blackwood, W D
Published in American journal of digestive diseases (01.09.1966)

by Blackwood, William R. D.
Published in British Medical Journal (12.06.1875)