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Article History

Received: 22 July 2020

Accepted: 15 October 2020

First Online: 27 October 2020

Ethics approval and consent to participate

: Ethics approval and sample collections were performed and supervised by the approved veterinarians throughout the study. Material collections from the animals followed the regulation and approval of animal welfare committee of National Taiwan University (#NTU106-EL-00124), and was monitored under the guidance of the animal welfare committee of Taipei Zoo. Consent was obtained for the samples to be collected at the Taipei Zoo.

: Not applicable.

: All authors declare no conflict of interests that could prejudice the impartiality of the research reported.