Fig. 1From: Exposure profile of mercury, lead, cadmium, arsenic, antimony, copper, selenium and zinc in maternal blood, cord blood and placenta: the Tohoku Study of Child Development in JapanThe relationships between the same element in the maternal blood and those in cord blood. Spearman’s rank correlation coefficients (rho), **P < 0.01, *P < 0.05. Values less than the LODs were excludedBack to article page