For drugs like digitalis, pituitary extract and arsphenamine, no insuperable difficulties are anticipated in preparing national standards, but it is expected that for serological standards the ...

Because of its potential association with systemic diseases and malignancies, it is recommended that patients with spiny ...

Recently, we have seen 2 patients with chronic arsenic intoxication that was difficult to recognize clinically and took the form of unusual, serious hematologic abnormalities. This stimulated us ...