There are multiple definitions:

1. measles-mumps-rubella(English)

   • Hib, VICP, CID, DBS, GA, HSCT, IgG, KREC, MHC, NBS, PID, SCID, TREC
   • https://doi.org…/smw.2020.20254

2. maternal mortality rate(English)

   • counted within 42 days after end of pregnancy
   • MMM, PNMM, WRA, ANC, BPCR, C/S, ICU, MDSR, SDG, WHO
   • Obstetrics, Pregnancy
   • https://doi.org…55/2023/7767208

3. mismatch repair [genes](English)

   • genetic elements involved in correcting errors in DNA as cells divide
   • MSI, pMMR, ATM, BER, DSB, GGR, HRR, NER, NHEJ, TCR
   • Genetics, Oncology, Gastroenterology
   • https://fightco…is-msi-and-mss/
   • https://doi.org…1503/cjs.017021
   • https://doi.org…86454-3.00593-5