title: Four bridges to cross.
mesh_terms: D004467:Economics; D004777:Environment; D004787:Environmental Pollution; D006287:Health Planning Guidelines; D006295:Health Resources; D006301:Health Services Needs and Demand; D009934:Organization and Administration
keywords: Economic Development; Economic Factors; Environment; Environmental Degradation; Environmental Pollution; Needs; Organization And Administration; Recommendations; Resources; World