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. 2011 Oct 6:442–550. doi: 10.1016/B978-1-4377-0798-4.00004-9

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Copyright © 2012 Elsevier Inc. All rights reserved.

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

PMC Copyright notice

Figure 4-39: — Threading the introduction line retrograde through the Sovereign catheter and stomach tube.

Rights were not granted to include this figure in electronic media. Please refer to the printed book.

(From Crow S, Walshaw S: Manual of clinical procedures in the dog, cat, and rabbit, ed 2, Philadelphia, 1997, Lippincott-Raven.)

© 2012 Crow S, Walshaw S