“…We broadly searched the literature on the topic of ‘national food security’ and discovered studies that covered a single or a few parts of the CSFA ontology. For instance, the bulk of the focus in the literature was laid on system level elements – Policy [85 , 117 , 119 , 120] , Security [74 , 121] , Sustainability [121 , 122] , Resilience [75 , 117 , 120 , 122] , and Leadership [120 , 121 , 123 , 124] . Furthermore, another strong focus was on operational elements - Resources [95 , 100 , 120] , Economics [74 , 121] , and Supply-chain and distribution [95 , 117 , 124 , 125] .…”