TY - RPRT TI - Crohn's disease: a scanning electron microscopic study. AU - A M Dvorak AU - A B Connell AU - G R Dickersin PY - 1979 DO - 10.1016/s0046-8177(79)80006-4 UR - https://pubmed.ncbi.nlm.nih.gov/422189/ ID - 422189 ER -