To the Editor: Dr Clyde and colleagues1 concluded that treatment of primary hypothyroidism with combination levothyroxine plus liothyronine was not superior to levothyroxine alone in terms of body weight, serum lipid levels, hypothyroid symptoms, or cognitive performance. Although Clyde et al recommend that patients should be treated with synthetic thyroid on the basis of cost, natural desiccated thyroid is considerably less expensive. Thus, perhaps this would be the most rational treatment choice.
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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