Calderón, S., de Oliveira, J., Hernández, J., Jiménez, M., & Muñoz, P. (2012). Gastrointestinal parasites in dogs 6 months old or younger sold in 18 pet stores in the great metropolitan area of Costa Rica.

Calderón, S., J. de Oliveira, J. Hernández, M. Jiménez, ja P. Muñoz. Gastrointestinal Parasites in Dogs 6 Months Old or Younger Sold in 18 Pet Stores in the Great Metropolitan Area of Costa Rica. 2012.

Calderón, S., et al. Gastrointestinal Parasites in Dogs 6 Months Old or Younger Sold in 18 Pet Stores in the Great Metropolitan Area of Costa Rica. 2012.