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We read with great interest the excellent paper of Haycock et al. (1) on the design, analysis, and interpretation of Mendelian randomization (MR) studies. We agree with the authors’ conclusions that t...
Mendelian randomization (MR) is an increasingly important tool for appraising causality in observational epidemiology. The technique exploits the principle that genotypes are not generally susceptible...
Background: An understanding of whether homocysteine is a cause or a marker of increased blood pressure is relevant because blood homocysteine can be effectively lowered by safe and inexpensive interv...
Aim: To compare the results from twelve minutes run test (12-MRT) when subjects run singly with those obtained when subjects run in randomized groups and in pre oriented groups. Methods: 33 subjects p...

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