In the last few years, serotonin has emerged as a fascinating natural humor of the human body. Its myriad, miscellaneous, and mystifying functions are the delight and confusion of pharmacologists, the fascination and mystery of internists and surgeons, and the hope and bewilderment of psychiatrists and psychologists, as well as a phantom and will-o'-the-wisp for hematologists. The first clue about what we now know as serotonin appeared, but hardly emerged, about 90 years ago when Ludwig demonstrated that blood which had been defibrinated contained a vasoconstrictor principle not demonstrable in the same blood before coagulation. While most of the attention on the clotting mechanism traditionally focused on what had been taken out of blood in the process of clotting, here was a paradoxical situation—something had been added. Rapport and Page sought this mysterious vasoconstrictor and identified it in 1948. Thus 80 years elapsed between the discovery of a biological principle,
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Country-Specific Mortality and Growth Failure in Infancy and Yound Children and Association With Material Stature
Use interactive graphics and maps to view and sort country-specific infant and early dhildhood mortality and growth failure data and their association with maternal
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