Relationship between free and total malondialdehyde, a well-established marker of oxidative stress, in various types of human biospecimens - Cui,X; Gong,J; Han,H; He,L; Teng,Y; Tetley,T; Sinharay,R; Chung,KF; Islam,T; Gilliland,F; Grady,S; Garshick,E; et al. (JOURNAL OF THORACIC DISEASE, 2018)