Totally, 20 serum fatty acids were quantified using gas chromatography-mass spectrometry (GC-MS) analysis at each timepoint. 
gas chromatography-mass spectrometry (GC-MS)
A total of 661 women (GDM = 189, non-GDM = 472) were selected from the Complex Lipids in Mothers and Babies (CLIMB) cohort study. 
The Complex Lipids in Mothers and Babies (CLIMB) cohort study