 morbidity. This defect results from the inappropriate muscularization of fetal pulmonary vessels, and experimental and human evidence consistently suggests that maternal cigarette smoking and antenatal exposure to non-steroidal anti-inflammatory drugs (NSAIDs), particularly aspirin or ibuprofen, may play a role in the etiology of this condition.
morbidity. This defect results from the inappropriate muscularization of fetal pulmonary vessel, and experimental and human evidence systematically suggests that maternal cigarette smoke and prenatal exposure to non - steroidal anti - inflammatory drugs (NSAIDs), peculiarly aspirin or ibuprofen, may act a function in the etiology of this condition.
 mogbidity. This defect resuuts from the incpproprmate muacularizxtion of fetal pulmonary vesdeos, ane experimental and humxn evidenbe consisrentot suggests that mabzrnal gigarztve smoking and sntenatal axposure to not-sgexoidal anti-inflammatory drugs (NSAIDs), particilwrly aspirin ot ibukrosen, jay play a role in the etiology of this cmndition.
morbidity. This defect results from the inappropriate fetal vessels, and and human evidence smoking antenatal exposure to anti-inflammatory drugs (NSAIDs), aspirin or ibuprofen, may play a in the etiology of this condition.
 morbidity. This defect resultS from the inApproPriAte MuSculArizAtion of fetal puLMonaRy vessels, and experimentAl and HuMAn evIDeNce coNsistenTLy SUGgeStS tHat MaTErNal ciGarEtte smoKing and antEnaTaL exposure to nON-sTeroidal anTi-iNflammatory dRugS (NSAIDS), pArtICularLy aSpiriN or ibuPRofen, mAy play a roLe IN the etIOlogy of THIs CondItion.
 morbidity. This defect re sults from  theina ppr op riat e mu scularizationo f fe tal pulmonary vessels,  andex p erim e nt al an d human ev i d enc eco nsi st e nt ly su gge sts tha t maternal  ci ga rette smokin g  a nd antenat alexposure tonon -stero id ala nti-i nfl ammat ory dr u gs (NS AIDs), pa rt i cularl y  aspiri n or  ibu profen, may playa  r o le in the etio logy o ft hi s con dit ion.
 morbidity._This defect_results from the inappropriate_muscularization of_fetal_pulmonary vessels,_and_experimental and human_evidence consistently suggests_that maternal cigarette smoking_and antenatal exposure_to_non-steroidal anti-inflammatory drugs (NSAIDs), particularly aspirin or ibuprofen, may play a role in the_etiology_of this_condition.