Evolution from ancient medication to human-centered Healthcare 4.0: A review on health care recommender systems. 2023 August 36 Int. J. Commun. Syst. 12 https://doi.org/10.1002/dac.4058 https://www.wikidata.org/entity/Q114395889 db/journals/ijcomsys/ijcomsys36.html#SharmaAB23