Endpoints for Clinical Studies: Conventional and Innovative Variables

摘要: Two well-dressed gentlemen who on their way home from a party where they had obviously dined and wined too well. One was his knees systematically examining the sidewalk beneath streetlight. His friend volunteered helpfully: “I’m sure I heard your keys drop back here it’s dark!” The searcher replied: “I know, but what’s use of looking there can’t see when so much easier in light?”