Coagulation studies may require: 1) Being warmed upon collection
2) Being chilled upon collection
3) Protection from light
4) A discard tube

If the singular term ends in -us, the plural is usually formed by changing the ending to

For which locations does the occupational safety and health administration (osha) enforce safety? kitchens in private homes ,backyard farms ,community malls, personal art studios

Elderly nursing home residents tend to decline faster and die sooner than they would otherwise if they lacka)biofeedback. b)mindfulness meditation. c)perceived control. d)type a personalities