Michel OrisCaroline RobertsDominique JoyeMichèle Ernst Stähli2025-12-042025-12-042016978-3-319-24157-9https://doi.org/10.1007/978-3-319-24157-9https://link.springer.com/openurl?genre=book&isbn=978-3-319-24157-9http://bibliovirtual.umar.mx:4000/handle/123456789/1357Libro electrónico.This open access book details tools and procedures for data collections of hard-to-reach, hard-to-survey populations. Inside, readers will discover first-hand insights from experts who share their successes as well as their failures in their attempts to identify and measure human vulnerabilities across the life course.en-USBook