Thepunchlineis silly yetfitting, tempting a smile, even a laugh. Laughter has alwaysstruckpeople as deeply mysterious, perhapspointless. The writer Arthur Koestler dubbed it theluxuryreflex: 'unique in that it serves no apparent biological purpose'. punchline 英[ˈpʌntʃlaɪn] 美 ['p...
Non-treponemal tests: Non-treponemal tests can be used both qualitatively and quantitatively.(1-3) The RPR and venereal disease research laboratory, or VDRL, tests are common non-treponemal tests. A new reflex testing algorithm for syphilis screening Initial VDRL results were negative; dark-field ...