TY  - RPRT
TI  - Fiber optic coloscope and sigmoidoscope.
AU  - R TURELL
PY  - 1963
DO  - 10.1016/0002-9610(63)90277-0
UR  - https://pubmed.ncbi.nlm.nih.gov/13994841/
ID  - 13994841
ER  -