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Canada

Canadian S sleep Society

Pali mabulosha angapo onena za vuto la kugona komanso anthu omwe mungawapeze ngati kuli kofunikira. M'Chingerezi chokha (mtundu wa Chifalansa ukukula).

www.css.to

Buku la Quebec Health Guide

Kuti mudziwe zambiri zamankhwala: momwe mungamamwe, ndi zotsutsana ndi zotani zomwe zingachitike, ndi zina zotero.

www.zolagoe.gouv.qc.ca

United States

NIH - National Center on Sleep Disorders Research

Nkhani, zothandizira ndi kafukufuku akupita patsogolo

www.nhlbi.nih.gov