Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Wada Yoshinao,Label-Free Analysis of O-glycosylation Site-Occupancy Based on the Signal Intensity of Glycopeptide/Peptide Ions,Mass Spectrometry,13408097,The Mass Spectrometry Society of Japan,2012,1,2,A0008-A0008,https://cir.nii.ac.jp/crid/1390282680392180736,https://doi.org/10.5702/massspectrometry.a0008