@incollection{Akagi12,
author = {Teiji Akagi},
title = {Atrial Septal Defect Closure in Geriatric Patients},
booktitle = {Atrial Septal Defect},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {P. Syamasundar Rao},
chapter = {9},
doi = {10.5772/37538},
url = {https://doi.org/10.5772/37538}
}