Instruct: Classify Amazon reviews into positive or negative sentiment
Query: easy go-to information

of course it wont have everything, and misses a lot of the general trends that can only be learned over time from a 'fat man', but contains a lot of the principles and standards of care that are accepted by medicine today. Its definately a good go-to for reference purposes for the general geriatric population and will keep just about any physician's head above water 99% of the time, which is really more than one can ask out of a single book for such a complicated population.