Effects were attributed to decreases in serum progesterone (Lambrecht et al. 1978; Allen et al. 1978; 1979, (as quoted in US ATSDR, 2004).
Estos efectos se atribuyeron a disminuciones de la progesterona en el suero (Lambrecht et al.,1978; Allen et al.,1978; 1979, (citado en US ATSDR, 2004).