Presence of low grade squamous intraepithelial lesion at surgical margin in esophageal resection specimen
presence of low grade squamous intraepithelial lesion at surgical margin in esophageal resection specimen
Presence of low grade squamous intraepithelial lesion at surgical margin in esophageal resection specimen (observable entity)
presence of low grade squamous intraepithelial lesion at surgical margin in esophageal resection specimen (observable entity)