Prevalence of Philippine prescribing, dispensing, and use behavior in relation to generic drugs and their risk factors per Wong, John Q., Baclay, J. Richelyn, Duque, Richelle G., Roque, Margarita S., Serrano, Grace Kathleen T., Tumlos, Jenina Olivia A., Ronsing, Aisha-Aziza A., Cochon, Kim