Text and Data Mining valid from 2019-11-27
Received: 6 September 2019
Accepted: 8 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The goat heads were obtained from the agricultural market. They had already been sacrificed at the time of purchase. No approval from the regional committee for research ethics is required according to the national legislation.
: Not applicable.
: The authors declare that they have no competing interests.