[1] Chinn S R, Swanson E A, Fujimoto J G et al. Optical coherence tomography using a frequency-tunable optical source[J]. Optics Letters, 22, 340-342(1997).

[2] Yun S H, Boudoux C, Pierce M C et al. Extended-cavity semiconductor wavelength-swept laser for biomedical imaging[J]. IEEE Photonics Technology Letters, 16, 293-295(2004).

[3] Huber R, Wojtkowski M, Fujimoto J G et al. Fourier domain mode locking (FDML): a new laser operating regime and applications for optical coherence tomography[J]. Optics Express, 14, 3225-3237(2006).

[4] Klein T, Wieser W, Eigenwillig C M et al. Megahertz OCT for ultrawide-field retinal imaging with a 1050 nm Fourier domain mode-locked laser[J]. Optics Express, 19, 3044-3062(2011).

[5] Wieser W, Klein T, Adler D C et al. Extended coherence length megahertz FDML and its application for anterior segment imaging[J]. Biomedical Optics Express, 3, 2647-2657(2012).

[6] Shi W S, Gao W R, Chen C L. Handheld swept source optical coherence tomography for imaging human skin in vivo[J]. Acta Optica Sinica, 35, 1117001(2015).

[7] Zhen J, Wang Y, Wang C M et al. Research on the structure and optical parameter changes of port wine stain after photodynamic therapy based on optical coherence tomography[J]. Chinese Journal of Lasers, 42, 0604001(2015).

[8] Gambichler T, Pljakic A, Schmitz L. Recent advances in clinical application of optical coherence tomography of human skin[J]. Clinical, Cosmetic and Investigational Dermatology, 8, 345-354(2015).

[9] Li J H, Huang H, Tang Z L et al. Measurement of enamel mineral density by optical coherence tomography[J]. Acta Optica Sinica, 33, 0817001(2013).

[10] Hamdoon Z, Jerjes W. McKenzie G, et al. Optical coherence tomography in the assessment of oral squamous cell carcinoma resection margins[J]. Photodiagnosis and Photodynamic Therapy, 13, 211-217(2016).

[11] Zhou C, Kirtane T, Tsai T H et al. Three-dimensional endoscopic optical coherence tomography imaging of cervical inlet patch[J]. Gastrointestinal Endoscopy, 75, 675-677(2012).

[12] Lu Y, Li Z L, Nan N et al. A delay correction algorithm for swept source optical coherence tomography based on cross correlation operation[J]. Chinese Journal of Lasers, 44, 0607001(2017).

[13] Parra-Blanco A, García-Varona A et al. . Endoscopic resection techniques and ablative therapies for Barrett’s neoplasia[J]. World Journal of Gastrointestinal Endoscopy, 9, 171-182(2011).

[14] Zhang Q Q, Wu X J, Tang T et al. Quantitative analysis of rectal cancer by spectral domain optical coherence tomography[J]. Physics in Medicine & Biology, 57, 5235-5244(2012).

[15] Tang Q G, Wang J T, Frank A et al. Depth-resolved imaging of colon tumor using optical coherence tomography and fluorescence laminar optical tomography[J]. Biomedical Optics Express, 7, 5218-5232(2016).

[16] Tsai T H, Lee H C, Ahsen O O et al. Ultrahigh speed endoscopic optical coherence tomography for gastroenterology[J]. Biomedical Optics Express, 5, 4387-4404(2014).

[17] Kirtane T S, Wagh M S. Endoscopic optical coherence tomography (OCT): advances in gastrointestinal imaging[J]. Gastroenterology Research and Practice, 2014, 376367(2014).

[18] Osiac E, S􀅢ftoiu A, Gheonea D I et al. Optical coherence tomography and Doppler optical coherence tomography in the gastrointestinal tract[J]. World Journal of Gastroenterology, 17, 15-20(2011).

[19] Xiong H L, Guo Z Y, Zeng C C et al. Application of hyperosmotic agent to determine gastric cancer with optical coherence tomography ex vivo in mice[J]. Journal of Biomedical Optics, 14, 024029(2009).

[20] Zuccaro G, Gladkova N, Vargo J et al. Optical coherence tomography of the esophagus and proximal stomach in health and disease[J]. American Journal of Gastroenterology, 96, 2633-2639(2001).

[21] Chen W Q, Zheng R S, Baade P D et al. Cancer statistics in China, 2015[J]. CA: A Cancer Journal for Clinicians, 66, 115-132(2016).

[22] Ji C F, Zhang Q L, Guan W X et al. Role of intravoxel incoherent motion MR imaging in preoperative assessing HER2 status of gastric cancers[J]. Oncotarget, 8, 49293-49302(2017).

[23] Cheng J, Wu J, Ye Y J et al. Extramural venous invasion detected by MDCT as an adverse imaging feature for predicting synchronous metastases in T4 gastric cancer[J]. Acta Radiologica, 58, 387-393(2017).

[24] Fan Y W, Zhang B Y, Chang W et al. A novel integration of spectral-domain optical-coherence-tomography and laser-ablation system for precision treatment[J]. International Journal of Computer Assisted Radiology and Surgery, 13, 411-423(2018).