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   Quan Chen et al, 2021, Journal of Cardiothoracic Surgery CrossRef
2. Elevated Carbohydrate Antigen 19-9 Level in a Patient with Horseshoe Type Pulmonary Sequestration
   Bub-Se Na et al, 2016, The Korean Journal of Thoracic and Cardiovascular Surgery CrossRef
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   Jiajia Dong et al, 2015, Journal of Nippon Medical School CrossRef
4. Intralobar Pulmonary Sequestration
   Yutaka Kanamori, 2020, Congenital Cystic Lung Disease CrossRef