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Drumming up business, eh? Come to think of it, since I'm a pharmacist, actually I'd be drumming up business as well with the painkiller Rxs, so I guess I'm also introducing bias into the sample.

Drumming up business, eh? Come to think of it, since I'm a pharmacist, actually I'd be drumming up business as well with the painkiller Rxs, so I guess I'm also introducing bias into the sample.
