1 Richter, C. H., J. A. Steele, H. Nguyen-Viet, J. Xu and B. A. Wilcox (2015). "Toward Operational Criteria for Ecosystem Approaches to Health. Ecohealth.http://link.springer.com/article/10.1007%2Fs10393-015-1028-1
1 Richter, C. H., J. A. Steele, H. Nguyen-Viet, J. Xu and B. A. Wilcox (2015). "Toward Operational Criteria for Ecosystem Approaches to Health. Ecohealth.http://link.springer.com/article/10.1007%2Fs10393-015-1028-1