Anchor: Studies of cost-effectiveness should include not only direct medical costs, but also societal costs.
Entailed: Cost effective studies should include direct medical and societal costs 
Contradiction: None of the cost studies cover anything 
Contradiction: the jockey is asleep
Contradiction: A human swims under the pool water.
Contradiction: Her mother knew that her daughter deserved to have the police called.
Contradiction: He manages to present politically unpalatable ideas with grace and understatement.