A. Ramírez

Persistence and baseline determinants of seropositivity in health care workers up to nine months after COVID-19

J. Vidal-Alaball, A. Ruiz-Comellas, P. Santamaria, 2021 .

BUILDING QUALITY INFRASTRUCTURE SERVICES FOR WATER AND SANITATION PROVIDERS IN LATIN AMERICA - EXAMPLES FROM GERMAN DEVELOPMENT COOPERATION

Carl Felix Wolff, A. Ramírez, 2014 .