Funding for this research was provided by:
National Health and Medical Research Council (APP1002245, APP1037304, APP1098244)
Science and Technology Committee of Hunan Province (2013WK3023)
Received: 28 August 2017
Accepted: 17 January 2018
First Online: 31 January 2018
Ethics approval and consent to participate
: Informed written consent was received from all human participants, and from animal owners in the study area. Ethical approval for both the human and animal work was provided by the Hunan Institute of Parasitic Diseases (HIPD) and QIMR Berghofer Medical Research Institute (QIMRB) Human Research Ethics Committee (P524) and QIMRB Animal Research Ethics Committee (P524). This study was performed in accordance with the recommendations of the Australian code of practice for the care and use of animals for scientific purposes, 2004.
: Not applicable.
: The authors declare that they have no competing interests.