Issa, R.Q.M., Ahmed, B.A.R., Rahim, A. and Rahim, A. 2022. Identification of the active compounds in alcoholic extracts of chard and watercress and their use in improving the physical properties of freeze-stored beef birch. International journal of health sciences. 6, S10 (Oct. 2022), 241–253. DOI:https://doi.org/10.53730/ijhs.v6nS10.13427.