CXCL17/SFTPA2 protein level ratio in blood (OBA_2055093) can be described as follows. A compound attribute that is the ratio of amount of C-X-C motif chemokine 17 (human) in blood to amount of pulmonary surfactant-associated protein A2 (human) in blood. Also known as: the ratio of amount of C-X-C motif chemokine 17 (human) in blood to amount of pulmonary surfactant-associated protein A2 (human) in blood.