There are multiple definitions:

1. vanillyl mandelic acid(English)

   • NB, HVA
   • Biomarker, Pediatrics, Screening
   • https://doi.org…lecules26113470

2. vitreomacular adhesion(English)

   • SD-OCT might be a useful way of identifying and evaluating VMA-associated complications
   • MH, MP, RD, SD-OCT, VMT
   • Ophthalmology
   • https://doi.org…886-020-01416-x