Anchor: But this is to desert, even betray, his subject.
Entailed: His subject is at risk to be betrayed by something. 
Contradiction: Something is going to reinforce his subject. 
Contradiction: Other uncertainties not specific to premature mortality valuation include the
Contradiction: She was unable to provide much information. 
Contradiction: A skier runs into a tree.
Contradiction: No more writing things.