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ing more or less into the uterine cavity. These crayons are made by rubbing together powdered iodoform and mucilage ; the mass is then thickened by the addition of gum arabic, after which it is allowed to harden by exposure to the air. The crayons can be introduced within the cervix, and held in position by a tampon of cotton. Fissure of the Neck of the Bladder. -Professor Spiegelberg con-tributes1 a valuable article on this troublesome and painful affection. The pain and spasmodic contractionsdoi:10.1056/nejm187602240940806 fatcat:ns5cugml7vhyzl3oeghf4kfp44