Abita, J P Urinary neopterin and biopterin levels in patients with AIDS and AIDS-related complex. [electronic resource] - Lancet (London, England) Jul 1985 - 51-2 p. digital Publication Type: Letter ISSN: 0140-6736 Standard No.: 10.1016/s0140-6736(85)90111-4 doi Subjects--Topical Terms: Acquired Immunodeficiency Syndrome--diagnosisAdultBiopterins--analogs & derivativesHumansNeopterinPteridines--urine