There are multiple definitions:
unipolar depression(English)
- differentiating from bipolar disorder (BD) is a major clinical challenge
- BD
- Depression, Psychiatry
- https://doi.org…ych.2012.06.010
undetermined(English)
- similarities observed between causes may partly result from misclassification
- Classification
- https://dx.doi.…rev-2017-042376
urethral diverticulectomy(English)
- a greater resolution of stress urinary incontinence with the addition of a pubovaginal sling at the time of a urethral diverticulectomy
- SUI
- Urology, Surgery
- https://doi.org…jog.2020.06.002
unrelated donor(English)