@article{article636b3180,
title   = {Proposal for a computer program for 99m tc-dtpa alveolar cappilary clearance study},
author = {Malvestiti, L F and Braga, F J H N and Ghilardi Netto, Thomaz and Iazigi, Nassim},
year = {1993},
journal   = {Radiologia Brasileira}
}