Category talk:Biology and pharmacology of chemical elements

More elements needed in this category?
Aside from chlorine, the following elements should be in this category:

Hydrogen, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Sodium, Magnesium, Silicon, Phosphorus, Sulfur, Potassium, Calcium, Vanadium, Chromium, Manganese, Iron, Cobalt, Nickel, Copper, Zinc, Arsenic, Selenium, Molybdenum, Cadmium, Iodine, and Tungsten.

Only Carbon, Hydrogen, Nitrogen, Oxygen, Lithium, Magnesium, Silicon, Phosphorus, Sulfur, Potassium, Calcium, and Iron, are already included; many of them only indirectly, their main articles not being included. Eldin raigmore (talk) 18:03, 16 May 2009 (UTC)