Vasoactive intestinal peptide as a new drug for treatment of primary pulmonary hypertension
J. Clin. Invest. Ventzislav Petkov, et al. 111:1339
doi:10.1172/JCI17500 [Go to this article.]

Figure 1
VIP scintigraphy. Intravenous injection of 123I-VIP and scintigraphy in a healthy individual showing high intensities over the lung (outlined in white and blue) as compared with the region over the heart (yellow line) and liver (red line).