Title:Phenotypic, Molecular and Symbiotic Characterization of the Rhizobial Symbionts of Desmanthus paspalaceus (Lindm.) Burkart That Grow in the Province of Santa Fe,
Argentina
Title:Pertussis seroprevalence in adults, post-partum women and umbilical cord blood / Estudio de seroprevalencia de coqueluche en adultos jóvenes, mujeres en puerperio inmediato y sangre del cordón umbilical