| http://www.w3.org/ns/prov#value | - Another study failed to find proteolytic enzymes helpful for reducing mouth sores or other symptoms that occur during radiation therapy of head/neck cancers.144 In a double-blind study of 40 people undergoing radiation therapy for breast cancer, use of a standard multivitamin preparation failed to reduce fatigue as compared to placebo.154 (In fact, people in the placebo group may have done somewha
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