There are multiple definitions:

1. prostate-specific membrane antigen(English)

   • radiotherapeutic targeting of antigen expression in prostate cancer
   • KLK3, PSA, mCRPC
   • Prostate, Membranes, Andrology, Therapeutic approaches
   • https://doi.org…045-020-00978-z

2. progressive spinal muscular atrophy(English)

   • ALS
   • Musculoskeletal system, Spine (or spinal cord)

3. propensity score-matched analysis(English)

   • Statistics, Scoring systems/scales
   • https://doi.org…598-023-33733-8