CARBON DIOXIDE/OXYGEN

http://linkedlifedata.com/resource/umls/relation/R119273261, http://linkedlifedata.com/resource/umls/relation/R73322734, http://linkedlifedata.com/resource/umls/relation/R115978062, http://linkedlifedata.com/resource/umls/relation/R119278490, http://linkedlifedata.com/resource/umls/relation/R73307473, http://linkedlifedata.com/resource/umls/relation/R115981863, http://linkedlifedata.com/resource/umls/relation/R119284488, http://linkedlifedata.com/resource/umls/relation/R119404725, http://linkedlifedata.com/resource/umls/relation/R64649807, http://linkedlifedata.com/resource/umls/relation/R119284492, http://linkedlifedata.com/resource/umls/relation/R119404726, http://linkedlifedata.com/resource/umls/relation/R64615446, http://linkedlifedata.com/resource/umls/relation/R119285263, http://linkedlifedata.com/resource/umls/relation/R119285285, http://linkedlifedata.com/resource/umls/relation/R119285306, http://linkedlifedata.com/resource/umls/relation/R121454653, http://linkedlifedata.com/resource/umls/relation/R119285343, http://linkedlifedata.com/resource/umls/relation/R119284489, http://linkedlifedata.com/resource/umls/relation/R119404724, http://linkedlifedata.com/resource/umls/relation/R64658482, http://linkedlifedata.com/resource/umls/relation/R119284490, http://linkedlifedata.com/resource/umls/relation/R119404723, http://linkedlifedata.com/resource/umls/relation/R64615445, http://linkedlifedata.com/resource/umls/relation/R119285272, http://linkedlifedata.com/resource/umls/relation/R119285311, http://linkedlifedata.com/resource/umls/relation/R119285315, http://linkedlifedata.com/resource/umls/relation/R119285340, http://linkedlifedata.com/resource/umls/relation/R119285341, http://linkedlifedata.com/resource/umls/relation/R119285342, http://linkedlifedata.com/resource/umls/relation/R119285344, http://linkedlifedata.com/resource/umls/relation/R119285345, http://linkedlifedata.com/resource/umls/relation/R119285359