Author contributions
D.L. Maas performed research, analyzed data and wrote the paper. S. Prost analyzed data, wrote the paper and provided feedback. C.A. de Leeuw analyzed data and provided feedback.K. Bi contributed analytical tools, analyzed data and provided feedback. L. Smith contributed reagents and lab support and provided feedback. Purwanto contributed logistical support and provided feedback. L.P. Aji contributed logistical support and provided feedback. R.F. Tapilatu contributed logistical support and provided feedback. R. Gillespie contributed to research design and provided feedback. L.E. Becking designed research, performed research, wrote the paper and provided feedback.