Search result
A total of 333 relevant publications on PubMed and other databases were
identified. 68 were removed because of duplication, and 224 were removed
based on above-mentioned inclusion/exclusion criteria. 23 publications
did not report clinical signs, and four were excluded due to overlapped
cases 8,9,16,17. Finally, 14 articles were included
for analysis 10,11,13,18-28. Fig. 1 is the
study selection flowchart. Data from all eligible studies were obtained
from published manuscripts.