. Annals of surgery . e it multiplies the effectiveness of snow white, fire polished surface harbors nodirt â baffles all stains and odors â discourages slipshodupkeepâiseasiest of all wall materials to keep clean âandin many ways wages a perpetual battle against infection. When Vitrolite is usedâas it so frequently isâthrough-out the surgical wards, corridors and washrooms of thehospital âit oflFers unequaled advantages as a sanitaryand permanent wall, not the least of which is the factthat a worker can clean more than twice as muchVitrolite surface in a given time. ; On requ
. Annals of surgery . e it multiplies the effectiveness of snow white, fire polished surface harbors nodirt â baffles all stains and odors â discourages slipshodupkeepâiseasiest of all wall materials to keep clean âandin many ways wages a perpetual battle against infection. When Vitrolite is usedâas it so frequently isâthrough-out the surgical wards, corridors and washrooms of thehospital âit oflFers unequaled advantages as a sanitaryand permanent wall, not the least of which is the factthat a worker can clean more than twice as muchVitrolite surface in a given time. ; On request by hospital architects, superintendents and the profession, folders will be sent explaining theunequaled advantages of Vitrolite, white, black andDecorated, as a sanitary slab material for hospitalwalls, corridors, entries, operating rooms, luncheonwalls and table tops. THE VITROLITE COMPANY , 153 WV^t Washinpton Street, Chicago iirvui 0fam,x^l,câ, in Cilul it Amtriij and Ovtriiai. IMPROVEMENT OFDIPHTHERIA ANTITOXIN MOTWITHSTANDING the vastfund of experience and informa-tion which has been gained throughthe many years in which DiphtheriaAntitoxin has become estabHshed inmedical practice, our knowledge isnevertheless steadily increasing andimprovements continue to be madein the method of manufacture. In the early days of serum therapythe standardization of antitoxin wasa haphazard proposition, and even thetests utilized for safeguarding its purityleft much to be desired. All that is athing of the past. The standardizationof antitoxin is now a definite and ac-curately controlled procedure, so thatits potency, as expressed in antitoxicunits, is a certain guide to the physicianin determining dosage. Thoroughlydependable tests for insuring thefreedom of the product from bacterialcontamination or toxic substances ofwhatever nature have also been devel-oped. During recent years research efforthas largely been directed toward in-creasing the concentration
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectsurgery, bookyear1885
