M. H. Sandoval Vegas, H. J. Barrón Pastor, R. A. Loli Ponce, and Y. V. Salazar Criado, “Accuracy in determining serum glucose, cholesterol and triglycerides levels in clinical laboratories of Lima, Peru”, An Fac med, vol. 73, no. 3, pp. 233–238, Sep. 2012, doi: 10.15381/anales.v73i3.870.