This is a journal Published by Poltekkes Kemenkes Yogyakarta.
Another Journal can be found at
http://www.teknolabjournal.com/
http://journalsanitasi.keslingjogja.net/ and
https://www.nutrisiajournal.com/index.php/JNUTRI
The journals registered in the CrossRef system with Digital Object Identifier (DOI) prefix 10.29238.