The entries capnography and metabolic diseases were selected as root or primary descriptors, acidosis and alkalosis as secondary, and their combination with the Boolean operators was set as follows: capnography[MeSH] AND metabolic diseases[MeSH] OR acidosis[MeSH] OR alkalosis[MeSH].
Se seleccionaron como descriptores raíz o primarios capnography y metabolic diseases, como secundarios acidosis y alkalosis; estableciendo la siguiente combinación con los operadores booleanos: capnography[MeSH] AND metabolic diseases[MeSH] OR acidosis[MeSH] OR alkalosis[MeSH].
Os termos capnography e metabolic diseases foram selecionados como descritores raíz ou primários, acidosis e alkalosis como secundários, sendo estabelecida a seguinte combinação com os operadores booleanos: capnography[MeSH] AND metabolic diseases[MeSH] OR acidosis[MeSH] OR alkalosis[MeSH].