1. The small pulmonary arteries of the llama and other domestic animals native to high altitudes;Heath, D.; Castillo, Y.; Arias-Stella, J.; Harris, P.;Cardiovasc Res
2. The heart and pulmonary vasculature of the llama (Lana glama);Heath, D.; Smith, P.; Williams, D.; Harris, P.; Arias-Stella, J.; Kruger, H.;Thorax,1974
3. The pulmonary circulation of the llama at high and low altitudes;Harris, P.; Heath, D.; Smith, P.;Thorax,1981
4. The pulmonary vasculature of the mountain-viscacha (Lagidium peruanum). The concept of adapted and acclimatized vascular smooth muscle;Heath, D.; Williams, D.; Harris, P.; Smith, P.; Kruger, H.; Ramirez, A.;J Comp Pathol,1981
5. The pulmonary arteries of the yak;Heath, D.; Williams, D.; Dickinson, J.;Cardiovasc Res,1984