H. Vásquez Soplopuco, S. Salas Pumacayo, L. Figueroa Salvador, and S. Gutierrez Aures, “Challenges to new regulations of pharmaceutical products in Peru”, Rev Peru Med Exp Salud Publica, vol. 28, no. 3, Sep. 2011, doi: 10.17843/rpmesp.2011.283.543.