Statistics
Publications
33
Citations
4.4K
H-Index
29
Active since
1971
J K Ritchie is an author at St. Mark's Hospital specializing in medicine, inflammatory bowel disease, and gastroenterology.
Publications per year
1971–1996
33
33
Bone marrow toxicity caused by azathioprine in inflammatory bowel disease: 27 years of experience.
William Connell, MA Kamm, J K Ritchie et al. · Gut · 1993 · 516 citations · Full text
Long-term neoplasia risk after azathioprine treatment in inflammatory bowel disease
William Connell, Michael A. Kamm, J K Ritchie et al. · The Lancet · 1994 · 492 citations
Precancer and cancer in extensive ulcerative colitis: findings among 401 patients over 22 years.
J E Lennard-Jones, David M. Melville, B C Morson et al. · Gut · 1990 · 455 citations · Full text
CANCER SURVEILLANCE IN ULCERATIVE COLITIS
J E Lennard‐Jones, J K Ritchie, B C Morson et al. · The Lancet · 1983 · 289 citations
Safety of azathioprine in pregnancy in inflammatory bowel disease
E M Alstead, J K Ritchie, J E Lennard-Jones et al. · Gastroenterology · 1990 · 280 citations
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