Significant variation in the concentration of carcinogenic polycyclic aromatic hydrocarbons in yerba mat? samples by brand, batch, and processing method.
Golozar A, Fagundes RB, Etemadi A, Schantz MM, Kamangar F, Abnet CC, Dawsey SM. Significant variation in the concentration of carcinogenic polycyclic aromatic hydrocarbons in yerba mat? samples by brand, batch, and processing method. Environ Sci Technol. 2012 Dec 18; 46(24):13488-93.