推广已步入高科技阶段，但其成果却并非如此。

Med World News. 1987 May 11;28(9):34-42, 48-53.

Where the legendary charlatan used showmanship to sell his snake oil, today's promoter of unorthodox medicine uses science. Many are scientifically trained yet are reluctant to put their wares to a clinical trial--a gap that leaves physicians who specialize in ferreting out fraud saying it may be nothing but high-tech hokum.

过去，江湖郎中靠耍把戏兜售万灵药，如今，非正统医学的推广者则借助科学。他们中许多人受过科学训练，却不愿对自己的疗法进行临床试验——这一差距让擅长揪出骗局的医生们认为，这可能不过是高科技骗局。