TY - JOUR T1 - EFfects of methylmercury exposure on neurodevelopment—reply AU - Davidson PW, Myers GJ, Cox C, Cernichiari E, Clarkson TW, Shamlaye C Y1 - 1999/03/10 N1 - 10-1001/pubs.JAMA-ISSN-0098-7484-281-10-jac90000 JO - JAMA SP - 896 EP - 897 VL - 281 IS - 10 N2 - First, hair is well established and widely used as a biological marker for MeHg exposure and was recommended as the measure of choice by the World Health Organization. Hair correlates with brain levels and has a smaller coefficient of variation (percent error) than blood.1 Longitudinal analysis of hair allows the recapitulation of exposure during the entire period of pregnancy. SN - 0098-7484 M3 - doi: 10-1001/pubs.JAMA-ISSN-0098-7484-281-10-jac90000 UR - http://dx.doi.org/10-1001/pubs.JAMA-ISSN-0098-7484-281-10-jac90000 ER -