[Bug] Training costs for first aid recipes

Doctor Gustaf VanHowzen <Trauma Surgeon> is charging 10g, 12.5g, and 15g to teach how to make Heavy Mageweave Bandages, Runecloth Bandages, and Heavy Runecloth Bandages. These are supposed to be taught for free after completing the Triage quest:
http://www.wowhead.com/spell=10841/heav ... e#comments
http://www.wowhead.com/item=8545/heavy- ... e#comments
http://www.wowwiki.com/Gustaf_VanHowzen?oldid=297969
http://www.wowhead.com/spell=10841/heav ... e#comments
http://www.wowhead.com/item=8545/heavy- ... e#comments
http://www.wowwiki.com/Gustaf_VanHowzen?oldid=297969