Animal-assisted Interventions: Review of Current Status and Future Challenges. - López-Cepero Borrego, Javier; Rodríguez Franco, Luis; Perea Mediavilla, María A.; Blanco Piñero, Nuria; Tejada Roldán, Arcadio; Blanco Picabia, Alfonso (International Journal of Psychology & Psychological Therapy, 2014)