CONSORT flow diagram for the study, indicating the number of subjects screened, recruited, and randomly assigned to the different intervention groups.

 
 
  Part of: Abu-Samak MS, Hasoun LZ, Barham A, Mohammad BA, Mosleh I, Aljaberi A, Awwad SH (2021) The supplementary effects of omega-3 fatty acid alone and in a combination with vitamin D3 on serum leptin levels: A randomized clinical trial on men and women with vitamin D deficiency. Pharmacia 68(3): 517-525. https://doi.org/10.3897/pharmacia.68.e64422