Original implementation of create_phenotypes

Authored by:simplePHENOTYPES v 1.3 (r Sys.Date()) insimplePHENOTYPES 2.0.0.9003.
Source:simplePHENOTYPES.Rmd, Vignette:simplePHENOTYPES.html. Last updated:2026-09-10.