@article{b0372636a2184e7b9b1239998cdaf8a0,
title = "Non-surgical causes of pneumoperitoneum-characteristic 'Rigler's sign' in a chest x-ray due to pneumothorax with a diaphragmatic hernia",
keywords = "Aged, 80 and over, Hernia, Diaphragmatic, Humans, Male, Pneumoperitoneum, Pneumothorax, Radiography, Thoracic",
author = "Frances Dockery and Marc George and Suchitra Chinthapalli",
year = "2012",
month = sep,
doi = "10.1136/postgradmedj-2011-130506",
language = "English",
volume = "88",
pages = "552--553",
journal = "Postgraduate Medical Journal",
issn = "0032-5473",
publisher = "BMJ Publishing Group",
number = "1043",
}