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1. A method for comparing multiple imputation techniques: a case study on the U.S. National COVID Cohort Collaborative

2. NSAID use and clinical outcomes in COVID-19 patients: a 38-center retrospective cohort study

3. Crowd-sourced machine learning prediction of long COVID using data from the National COVID Cohort Collaborative

4. From Alpha to Omicron and Beyond: Associations Between SARS-CoV-2 Variants and Surgical Outcomes

5. The prevalence of postacute sequelae of coronavirus disease 2019 in solid organ transplant recipients: Evaluation of risk in the National COVID Cohort Collaborative

6. Progress toward a universal biomedical data translator

7. Risk factors associated with post-acute sequelae of SARS-CoV-2: an N3C and NIH RECOVER study

10. NSAID use and clinical outcomes in COVID-19 patients: A 38-center retrospective cohort study

11. Decreasing Case Fatality Rates for Patients With Cirrhosis Infected With SARS-CoV-2: A National COVID Cohort Collaborative Study

12. Nonelective coronary artery bypass graft outcomes are adversely impacted by Coronavirus disease 2019 infection, but not altered processes of care: A National COVID Cohort Collaborative and National Surgery Quality Improvement Program analysis

13. Early Empiric Antibiotic Use in Patients Hospitalized With COVID-19: A Retrospective Cohort Study*

14. Clinical phenotypes and outcomes in children with multisystem inflammatory syndrome across SARS-CoV-2 variant eras: a multinational study from the 4CE consortium

15. Characterization of long COVID temporal sub-phenotypes by distributed representation learning from electronic health record data: a cohort study

16. Hormone replacement therapy and COVID-19 outcomes in solid organ transplant recipients compared with the general population

17. Risk of severe acute respiratory syndrome coronavirus 2 infection among women with polycystic ovary syndrome

18. Thirty-Day Mortality and Complication Rates in Total Joint Arthroplasty After a Recent COVID-19 Diagnosis: A Retrospective Cohort in the National COVID Cohort Collaborative (N3C)

19. COVID-19 outcomes in persons with hemophilia: results from a US-based national COVID-19 surveillance registry

20. The Prevalence of Post-Acute Sequelae of COVID-19 in Solid Organ Transplant Recipients: Evaluation of Risk in the National COVID Cohort Collaborative (N3C)

22. Identifying who has long COVID in the USA: a machine learning approach using N3C data

24. Finding Long-COVID: temporal topic modeling of electronic health records from the N3C and RECOVER programs.

26. The prevalence of postacute sequelae of coronavirus disease 2019 in solid organ transplant recipients: Evaluation of risk in the National COVID Cohort Collaborative

27. Risk for stillbirth among pregnant individuals with SARS-CoV-2 infection varied by gestational age

28. Effect of Paxlovid Treatment on Long COVID Onset: An EHR-Based Target Trial Emulation from N3C

29. Genetic and Survey Data Improves Performance of Machine Learning Model for Long COVID

30. Reengineering a machine learning phenotype to adapt to the changing COVID-19 landscape: A study from the N3C and RECOVER consortia

31. The N3C governance ecosystem: a model socio-technical partnership for the future of collaborative analytics at scale

32. Clinical phenotypes and outcomes in children with multisystem inflammatory syndrome across SARS-CoV-2 variant eras: a multinational study from the 4CE consortium

33. Nonelective coronary artery bypass graft outcomes are adversely impacted by Coronavirus disease 2019 infection, but not altered processes of care: A National COVID Cohort Collaborative and National Surgery Quality Improvement Program analysis

35. An open natural language processing (NLP) framework for EHR-based clinical research: a case demonstration using the National COVID Cohort Collaborative (N3C)

38. Risk of post-acute sequelae of SARS-CoV-2 infection associated with pre-coronavirus disease obstructive sleep apnea diagnoses: an electronic health record-based analysis from the RECOVER initiative

39. Clinical encounter heterogeneity and methods for resolving in networked EHR data: a study from N3C and RECOVER programs

40. Hormone Replacement Therapy and COVID-19 Outcomes in Solid Organ Transplant Recipients Compared with the General Population

41. Effect of Nirmatrelvir/Ritonavir (Paxlovid) on Hospitalization among Adults with COVID-19: an EHR-based Target Trial Emulation from N3C

43. Long-term kidney function recovery and mortality after COVID-19-associated acute kidney injury: an international multi-centre observational cohort study

44. SARS-CoV-2 Reinfection is Preceded by Unique Biomarkers and Related to Initial Infection Timing and Severity: an N3C RECOVER EHR-Based Cohort Study

45. Long COVID risk and pre-COVID vaccination in an EHR-based cohort study from the RECOVER program

46. De-black-boxing health AI: demonstrating reproducible machine learning computable phenotypes using the N3C-RECOVER Long COVID model in the All of Us data repository

47. Additional file 1 of Coding long COVID: characterizing a new disease through an ICD-10 lens

48. Pre-existing autoimmunity is associated with increased severity of COVID-19: A retrospective cohort study using data from the National COVID Cohort Collaborative (N3C)

49. International comparisons of laboratory values from the 4CE collaborative to predict COVID-19 mortality

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