There are multiple definitions:

1. primary fibromyalgia syndrome(English)

   • ENFA, FM, FMS, IPQ-R-FM
   • Chronic fatigue syndrome

2. physical functioning scale(English)

   • AIMS, KSPS
   • Scoring systems/scales

3. plant food supplement(English)

   • Diet, Nutrition

4. progression free survival(English)

   • usually after 6 or 12 months
   • MACE, OS, EFS, MRD, RFS, TTP, BCFI, BCSS, DDFS, DFS, DRFi, DRFS, ICH, iDFS, LRFS, NC, RFi, TTE, MARCH, G4PFS
   • Quality and outcomes, Clinical trials, Prognosis, Oncology
   • https://www.can…n-free-survival
   • https://doi.org…3/annonc/mdv106

5. Power of Food Scale(English)

   • a questionnaire that reliably measures an individual's motivation to consume highly palatable foods (hedonic hunger ) but not actual consumptive behavior. A marked reduction of the hedonic drive to consume palatable food and beneficial changes in dietary habits characterized by an increased intake of protein-rich foods and vegetables and a reduced consumption of sugar-containing snacks and beverages after RYGB surgery
   • GIP, LAGB, MMT, RYGB, AN, BN, ED
   • Nutrition, Scoring systems/scales, Questionnaire
   • https://doi.org…1695-012-0754-5
   • https://doi.org….1002/eat.22171

6. pit-and-fissure sealant(English)

   • for children instrumental in managing pits and fissures of the occlusal surface
   • FW, PMT
   • Dentistry, Preventive medicine, Pediatrics
   • https://doi.org…903-021-01821-8
   • https://doi.org…jdr.IJDR_779_19

7. pressure flow study(English)

   • CMG, PVR, SUI, UFM
   • Urology
   • https://doi.org…42.2007.01909.x

8. Perceived Family Support [scale](English)

   • MARS
   • Asthma
   • https://doi.org…03.2019.1698601

9. Piper Fatigue Scale(English)

   • refers to fatigue as a prevalent and distressing cancer symptom
   • FSS, RFS, VAS, CRF, OMS, PFS-R, PPT
   • Fatigue, Scoring systems/scales, Oncology, Pain
   • https://doi.org…8.CD013074.pub2
   • http://pubmed.n…h.gov/12001628/
   • https://doi.org…0549-011-1757-y