@misc{indiciae1592517b8265, title = {Software programs for mapping and spatial analysis in epidemiology and public health.}, author = {Ramón Martínez-Piedra and Enrique Loyola-Elizondo and Manuel Vidaurre-Arenas and Patricia Nájera Aguilar}, year = {2004}, url = {https://pubmed.ncbi.nlm.nih.gov/16127821/}, note = {Source identifier: 16127821} }