Iodine

• Health: Conditions and Diseases: Endocrine Disorders: Thyroid: Treatment: Radioactive Iodine Therapy  (3)
• Science: Chemistry: Elements: Halogens  (3)

ChemGlobe: Iodine - Electronic, thermal, and steric data along with an isotope table.

ChemicalElements.com: Iodine - Basic information, atomic structure, and table of isotopes.

EnvironmentalChemistry.com: Iodine - Atomic structure, chemical and physical properties, and table of nuclides.

It's Elemental: Iodine - Basic physical and historical information.

LANL: Iodine - History, sources, uses, properties, and isotopes.

Lenntech: Iodine - Physical data, chemical properties, health and environmental effects.

USGS Minerals Information: Iodine - Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).

Visual Elements: Iodine - General and physical information, source, uses, biological role, key isotopes, and ionisation energies.

WebElements: Iodine - Extensive information on history, uses, occurrence, compounds, and properties.

Wikipedia: Iodine - Properties of the element, including its history, applications, and characteristics.

Radiochemistry of Iodine - Full text of the monograph by Jacob Kleinberg (University of California, Los Alamos Scientific Laboratory, Los Alamos, New Mexico and University of Kansas, Lawrence, Kansas). [PDF] (September, 1977)