Volume & Issue: Volume 9, Issue 4, Winter 2021 (The Health and Development Journal changed language from Farsi to English, and changed calendar from Hejri Shamsi to Gregorian, in the winter of 2021. Therefore the 4th issue of the 9th volume (winter 2021), was published as the 1st issue of 2021.)
The Health and Development Journal changed language from Farsi to English, and changed calendar from Hejri Shamsi to Gregorian, in the winter of 2021. Therefore the 4th issue of the 9th volume (winter 2021), was published as the 1st issue of 2021.
