Journal Article
                        
                        Koopman, Jacob JE, Jeroen  Pijpe, Stefan  Böhringer, David  Bodegom, Ulrika K Eriksson, Hernando  Sanchez-Faddeev, Juventus B Ziem, Bas  Zwaan, Eline P Slagboom, Peter  Knijff, and Rudi  Westendorp.  
"Genetic variants determining survival and fertility in an adverse African environment: a population-based large-scale candidate gene association study." Aging 8, no. 7 (2016): 1364-1383.