There are multiple definitions:

1. schizophrenia(English)

   • also denoted as SZ
   • GWAS, SNP, SZ
   • Psychiatry, Genomics, Biomarker
   • https://www.nat…467-017-01261-5
   • https://doi.org…888-025-06644-3

2. Stichting Cardiozorg(Dutch)

   • CFS, dOH, ME, POTS
   • Cardiology, Diagnostics, Chronic fatigue syndrome
   • https://doi.org…fped.2018.00349
   • https://doi.org…cnp.2020.01.003