Table 1.

PubMed search strategy.

((((((Environment[MeSH Terms]) OR (Humans[MeSH Terms])) OR (Animals[MeSH Terms])) OR (Ecosystem[MeSH Terms])) OR (Plants[MeSH Terms])) AND ((((((One Health[MeSH Terms]) OR (“Intersectoral Collaboration” [MeSH Terms])) OR (“multisectoral health”)) OR (“ecosystem health”)) OR (ecohealth)) OR (“Intersectoral health”))) AND ((((((“Health Plan Implementation” [MeSH Terms]) OR (challenge*)) OR (obstacle*)) OR (“helping factors”)) OR (barrier*)) OR (facility*)) AND (“Developing Countries”[MeSH Terms])