EDITORIAL

1. Is Dynesys dynamic stabilization system superior to posterior lumbar fusion in the treatment of lumbar degenerative diseases?

MINIREVIEWS

1. COVID-19:A review of what radiologists need to know
2. Holistic care model of time-sharing management for severe and critical COVID-19 patients

ORIGINAL ARTICLE

1. Bioequivalence of two esomeprazole magnesium enteric-coated formulations in healthy Chinese subjects
2. Osteoprotegerin,interleukin and hepatocyte growth factor for prediction of diabetes and hypertension in the third trimester of pregnancy
3. High serum lactate dehydrogenase and dyspnea:Positive predictors of adverse outcome in critical COVID-19 patients in Yichang
4. Risk factors analysis of prognosis of adult acute severe myocarditis
5. Sonographic features of umbilical vein recanalization for a Rex shunt on cavernous transformation of portal vein in children
6. Gemcitabine plus concurrent irreversible electroporation vs gemcitabine alone for locally advanced pancreatic cancer
7. No significant association between dipeptidyl peptidase-4 inhibitors and adverse outcomes of COVID-19

META-ANALYSIS

1. Interobserver agreement for contrast-enhanced ultrasound of liver imaging reporting and data system:A systematic review and metaanalysis

CASE REPORT

1. CLAG-M chemotherapy followed by umbilical cord blood stem cell transplantation for primary refractory acute myeloid leukaemia in a child:A case report
2. Primary myelofibrosis with concurrent CALR and MPL mutations:A case report
3. Endometrial stromal sarcoma extending to the pulmonary artery:A rare case report
4. Malignant acanthosis nigricans with Leser-Trélat sign and tripe palms:A case report
5. Gastric plexiform fibromyxoma:A case report
6. Rectoseminal vesicle fistula after radical surgery for rectal cancer:Four case reports and a literature review
7. Azacitidine decreases reactive oxygen species production in peripheral white blood cells:A case report
8. Oral granuloma in a pediatric patient with chronic graft-versus-host disease:A case report
9. Intrahepatic biliary cystadenoma:A case report
10. Gene diagnosis of infantile neurofibromatosis type I:A case report
11. Localized amyloidosis affecting the lacrimal sac managed by endoscopic surgery:A case report
12. Endoscopic resection of benign esophageal schwannoma:Three case reports and review of literature
13. Bouveret syndrome masquerading as a gastric mass-unmasked with endoscopic luminal laser lithotripsy:A case report
14. Nonhypertensive male with multiple paragangliomas of the heart and neck:A case report
15. Completed atrioventricular block induced by atrial septal defect occluder unfolding:A case report
16. Multiple schwannomas with pseudoglandular element synchronously occurring under the tongue:A case report
17. Clinical characteristics of adult-type annular pancreas:A case report
18. Port-site metastasis of unsuspected gallbladder carcinoma with ossification after laparoscopic cholecystectomy:A case report
19. Gonadal dysgenesis in Turner syndrome with Y-chromosome mosaicism:Two case reports
20. Gastric mixed adenoma-neuroendocrine tumor:A case report
21. Sebaceous lymphadenocarcinoma of the parotid gland:A case report
22. Misdiagnosis of ligamentoid fibromatosis of the small mesenteric:A case report
23. Intraoperative care of elderly patients with COVID-19 undergoing double lung transplantation:Two case reports
24. Amelioration of cognitive impairment following growth hormone replacement therapy:A case report and review of literature
25. Early colon cancer with enteropathy-associated T-cell lymphoma involving the whole gastrointestinal tract:A case report
26. Bleeding of two lumbar arteries caused by one puncture following percutaneous nephrolithotomy:A case report
27. Hemorrhagic fever with renal syndrome complicated with aortic dissection:A case report
28. Robot-assisted laparoscopic pyeloureterostomy for ureteropelvic junction rupture sustained in a traffic accident:A case report
29. Large leiomyoma of lower esophagus diagnosed by endoscopic ultrasonography-fine needle aspiration:A case report
30. Endoscopic reduction of colocolonic intussusception due to metastatic malignant melanoma:A case report
31. Usefulness of ultrasonography to assess the response to steroidal therapy for the rare case of type 2b immunoglobulin G4-related sclerosing cholangitis without pancreatitis:A case report

LETTER TO THE EDITOR

1. Is positivity for hepatitis C virus antibody predictive of lower risk of death in COVID-19 patients with cirrhosis?