Ecker, Lucie, Joaquín Ruiz, Martha Vargas, Luis J. Del Valle, and Theresa J. Ochoa. 2016. “Prevalence of Purchase of Antibiotics Without Prescription and Antibiotic Recommendation Practices for Children under Five Years of Age in Private Pharmacies in Peri-Urban Areas of Lima, Peru”. Revista Peruana De Medicina Experimental Y Salud Pública 33 (2): 215-23. https://doi.org/10.17843/rpmesp.2016.332.2152.