Knardahl S, Sagvolden T (October 1979). "Open-field behavior of spontaneously hypertensive rats". Behavioral and Neural Biology. 27 (2): 187–200. doi:10.1016/s0163-1047(79)91801-6. PMID508216.
Sagvolden T (January 2000). "Behavioral validation of the spontaneously hypertensive rat (SHR) as an animal model of attention-deficit/hyperactivity disorder (AD/HD)". Neuroscience and Biobehavioral Reviews. 24 (1): 31–9. doi:10.1016/S0149-7634(99)00058-5. PMID10654658. S2CID23286997.
Knardahl S, Sagvolden T (October 1979). "Open-field behavior of spontaneously hypertensive rats". Behavioral and Neural Biology. 27 (2): 187–200. doi:10.1016/s0163-1047(79)91801-6. PMID508216.
Sagvolden T (January 2000). "Behavioral validation of the spontaneously hypertensive rat (SHR) as an animal model of attention-deficit/hyperactivity disorder (AD/HD)". Neuroscience and Biobehavioral Reviews. 24 (1): 31–9. doi:10.1016/S0149-7634(99)00058-5. PMID10654658. S2CID23286997.
Sagvolden T (January 2000). "Behavioral validation of the spontaneously hypertensive rat (SHR) as an animal model of attention-deficit/hyperactivity disorder (AD/HD)". Neuroscience and Biobehavioral Reviews. 24 (1): 31–9. doi:10.1016/S0149-7634(99)00058-5. PMID10654658. S2CID23286997.