Pulmonary atresia is a birth defect (pronounced PULL-mun-airy ah-TREE-sha) is a birth defect of the heart where the valve that controls blood flow from the heart to the lungs doesnât form at all. In babies with this defect, blood has trouble flowing to the lungs to pick up oxygen for the body.
WSDL stands for Web Services Description Language. It is an XML representation of the web service interface. 1  Document oriented operations -- are the ones which contain XML documents as input and output. 2  Result oriented operations -- are the ones which contain input parameters as the input message and result as the output message.
OSSD is an abbreviation which stands for: 1  Ocean Springs School District. 2  Ontario Secondary School Diploma. 3  The Ottawa School of Speech and Drama.  Open Software Service 1  Definition. Output Signal Switching Device.  Organization for the Study of Sex Differences.