A meta - analysis of the effects of ultraviolet b radiation and Its synergistic Interactions with pH, contaminants, and disease on amphibian survival.

por Bancroft, Betsy A.

Statistical Theory in Research ; 1. Basic Statistical Theory, 2. Analysis of Experimental Models by Least Squares

por Anderson, R. L.
Publicado 1952

Enfermería medicoquirúrgica : de Brunner y Suddarth /

por Brunner, Lilliam Sholtis 1918-2016
Publicado 1994