Article History
Received: 24 August 2020
Accepted: 7 December 2020
First Online: 4 January 2021
Ethics approval and consent to participate
: Samples and animals in this study were allowed by local authorities of Thua Thien Hue province’s Department of Fisheries. The research proposal was approved by Hue University’s Scientific and Training Committee.
: Not applicable.
: The authors declare that they have no competing interests.