BASIC INFO -- HYPOTHYROIDISM (PRINTABLE PDF)
CDC RELEASES HANFORD THYROID DISEASE STUDY FINAL REPORT
Data Show Risks of Thyroid Disease About the Same Regardless of Radiation Dose from Hanford
HYPOTHYROIDISM DURING PREGNANCY LINKED TO LOWER IQ FOR CHILD
Early Diagnosis and Treatment May Help
STATUS OF LEVOTHYROXINE DRUGS IN CANADA (HEALTH CANADA DOCUMENT, PDF)
Health Canada response to quality issues regarding this medication