Njue AI, Prichard RK. Efficacy of ivermectin in calves against a resistant Cooperia oncophora field isolate. Parasitol Res. 2004 Aug 1;93(5):419-22.
Williams JK, Anthony MS, Clarkson TB. Complications of atherosclerosis in cholesterol-fed rhesus monkeys. Letter to the editor. Arch Pathol Lab Med. 1992;116:990-1.
Williams JK, Anthony MS, Clarkson TB. Coronary heart disease in rhesus monkeys with diet-induced coronary artery atherosclerosis. Arch Pathol Lab Med. 1991 Aug;115(8):784-90.