McCoy shrugged. "I've seen a lot of things," he said, "so it isn't so hard to believe you." He pulled out a scalpel from his pocket, giving Gabriel a serious look. "But I'd never give my daughter any treatment I hadn't somehow tested first." He stabbed it into his hand, avoiding bones and biting back any reaction. He had a pretty strong tolerance for pain.
"Right," he said. "I figure you can probably fix that." If not, he'd be annoyed, and he'd wait for it to heal on it's own.