<https://www.auntminnie.com/scott-williams/nuclear-medicine/pulmonary/article/15598876/pulmonary-v-q-exam>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.auntminnie.com/scott-williams/nuclear-medicine/pulmonary/article/15598876/pulmonary-v-q-exam>