Figure 3.
Generalized hierarchical cognitive model: (A) single-layer model, (B) multilayered model by hierarchicalization of single-layer models, and (C) generalized form of a module in Serket.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.