There are multiple definitions:

1. outer granular layer(English)

   • a major layer of the basic tectogenetic pattern, present over the whole extent of the cortex during fetal life and infancy
   • IGL
   • Brain (dys)function, Anatomy
   • http://braininf…ry.aspx?ID=2446

2. oral glucose load clamp(English)

   • AEX, EGP, GIR, HGP, OGTT, PGU, SGU, T2DM
   • Diabetes, Metabolism
   • https://doi.org…1387-019-0090-0