Assertion: unilateral ureter | /r/CapableOf | represent morphology
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Source sentences:
text: During studies using sections of human fetuses (45 specimens), we incidentally found a specific type of ureteric duplication (at ~7 weeks) in which two unilateral ureters joined at the vesico‐ureteric junction, apparently representing a morphology arising at an intermediate stage between complete and partial ureteric duplication.