Changes

A '''pulmonary toilet''' refers to :  #a set of methods to clear the airways of secretions and mucous<ref>[http://gomerblog.com/2017/07/salivation-army/ Salivation Army Collects Record Number of Oral Secretions for Those in Need (Gomerblog)]</ref>#the bathroom in the lung clinic.<ref>[http://gomerblog.com/2016/06/pulmonary-clinic-full-sobs/ Pulmonary Clinic Full of SOBs (Gomerblog)]</ref>