Veronese, N., L. Smith, V. Noventa, G. F. López-Sánchez, J. Demurtas, C. F. Sharpley, V. Bitsika, and S. E. Jackson. “Pet Ownership and Cognitive Decline in Older People”. Geriatric Care, vol. 5, no. 2, Nov. 2019, doi:10.4081/gc.2019.8568.