REFERENCES

1. National Center for Health Statistics. Deaths involving coronavirus disease 2019 (COVID-19) reported to NCHS by sex and age group and week ending date. In: Producer, ed. COVID-19 Death Data and Resources . Atlanta, GA: National Center for Health Statistics; 2020.
2. Reese H, Iuliano AD, Patel NN, et al. Estimated incidence of coronavirus disease 2019 (COVID-19) illness and hospitalization-United States, February-September 2020. Clin Infect Dis.2021;72(12):e1010-e1017.
3. Weinberger DM, Chen J, Cohen T, et al. Estimation of excess deaths associated with the COVID-19 pandemic in the United States, March to May 2020. JAMA Internal Medicine. 2020;180(10):1336-1344.
4. Rossen LM, Branum AM, Ahmad FB, Sutton P, Sutton P, Anderson RN. Excess deaths associated with COVID-19, by age and race and ethnicity — United States, January 26–October 3, 2020. MMWR Morb Mortal Wkly Rep. 2020;69(42):1522–1527.
5. Reichert TA, Simonsen L, Sharma A, Pardo SA, Fedson DS, Miller MA. Influenza and the winter increase in mortality in the United States, 1959–1999. American Journal of Epidemiology.2004;160(5):492-502.
6. Vega T, Lozano JE, Meerhoff T, et al. Influenza surveillance in Europe: comparing intensity levels calculated using the moving epidemic method. Influenza Other Respir Viruses. 2015;9(5):234–246.
7. Turner K, Davidson SL, Collins J, Park SY, Pedati CS. Interim-20-ID-01: Standardized surveillance case definition and national notification for 2019 novel coronavirus disease (COVID-19). In.Position Statements : Council of State and Territorial Epidemiologists; 2020.
8. Turner K, Davidson SL, Collins J, Park SY, Layton M, Watkins SM. Interim-20-ID-02: Update to the standardized surveillance case definition and national notification for 2019 novel coronavirus disease (COVID-19). In. Postition Statements : Council of State and Territorial Epidemiologists; 2020.
9. Woolliscroft JO. Innovation in response to the COVID-19 pandemic crisis. 2020;95(8):1140-1142.
10. Ahmad FB, Anderson RN. The leading causes of death in the US for 2020. JAMA. 2021;325(18):1829-1830.
11. Ahmad FB, Cisewski JA, Minino A, Anderson RN. Provisional mortality data — United States, 2020. MMWR Morb Mortal Wkly Rep.2021;70(14):519-522.
12. Rossen LM, Branum AM, Ahmad FB, Sutton PD, Anderson RN. Notes from the Field: Update on excess deaths associated with the COVID-19 pandemic — United States, January 26, 2020 – February 27, 2021. MMWR Morb Mortal Wkly Rep. 2021;70(15):570-571.
13. Cleveland RB, Cleveland WS, McRae JE, Terpenning I. STL: a seasonal-trend decomposition procedure based on loess. Journal of Official Statistics. 1990;6(1):3–33.
14. Vega T, Lozano JE, Meerhoff T, et al. Influenza surveillance in Europe: establishing epidemic thresholds by the moving epidemic method.Influenza Other Respir Viruses. 2013;7(4):546–558.
15. R: a language and environment for statistical computing[computer program]. Version 3.6.2. Vienna, Austria: R Foundation for Statistical Computing; 2019.
16. MMWRweek: convert dates to MMWR day, week, and year.[computer program]. Version 0.1.32020.
17. Mallet J, Dubertret C, Le Strat Y. Addictions in the COVID-19 era: Current evidence, future perspectives a comprehensive review.Progress in Neuro-Psychopharmacology and Biological Psychiatry.2021;106:110070.
18. Teck JTW, Baldachhino AM. COVID-19 and substance use disorders: Syndemic responses to a global pandemic. In: Guebaly N, Carrà G, Galanter M, Baldacchino AM, eds. Textbook of Addiction and Treatment. Cham, Switzerland: Springer; 2021.
19. Rossen LM, Hedegaard H, Warner M, Ahmad FB, Sutton PD. Early provisional estimates of drug overdose, suicide, and transportation-related deaths: Nowcasting methods to account for reporting lags. Vital Statistics Rapid Release. 2021;011:1–21.
20. Centers for Disease Control and Prevention. Trends in number of COVID-19 cases and deaths in the US Reported to CDC, by state/territory. 2021; https://covid.cdc.gov/covid-data-tracker/#trends_dailytrendscases. Accessed March 25, 2021.