There are multiple definitions:

1. nonlinear spectral subtraction(English)

   • MSS, PSS
   • Signal analysis

2. neurotransmitters sodium symporter(English)

   • BCCT, MFS, SSS
   • Neurons, Sodium

3. nephron-sparing surgery(English)

   • PADUA, PN, RCC, RN, SRM
   • Nephrology, Surgery, Kidney and adrenals
   • https://doi.org…uro.2009.07.040
   • https://doi.org…3193-016-0587-0

4. Nursing Stress Scale(English)

   • NSC
   • Nurse / nursing, Scoring systems/scales
   • https://doi.org…1007/BF01321348

5. noise sensitivity scale(English)

   • is widely recognized as a prominent unidimensional self-reported questionnaire to measure noise sensitivity, which is regarded as the foremost subjective factor moderating the impact of noise on perceived levels of annoyance. Refers to Weinstein
   • NSS-SF
   • Scoring systems/scales, Questionnaire
   • https://doi.org…359-023-01433-7

6. National Sample Survey(English)

   • refers to differential impact of out-of-pocket expenditure and its components, such as expenditure on inpatient care, outpatient care and on drugs, across different income quintiles, between developed and less developed regions
   • CES, OOP
   • Health care, Economics and health care, Financial issues
   • https://doi.org…3/heapol/czn046