Health Educational Laboratory Journal is a scientific periodical journal published by  Poltekkes Kemenkes Yogyakarta twice a year in March and September. Health Educational Laboratory Journal accommodates all scientific work results from Laboratory or studio management, Laboratory equipment management, Practicum services, Research laboratory facility services, Development of analytical/testing methods and tools, Development of measurement methods and uncertainty, and Development of verification and validation of measurement methods in all countries throughout the world. The article is written in the English and Indonesian languages.