Chang G, Astrachan BM, Weil U, Bryant K. Reporting alcohol-impaired  results from a national survey of emergency physicians.
Emergency physicians were never surveyed about alcohol-impaired results.
mnli hypothesis: Emergency physicians were never surveyed about alcohol-impaired results. premise: Chang G, Astrachan BM, Weil U, Bryant K. Reporting alcohol-impaired  results from a national survey of emergency physicians.