Pregnancy and the risk of severe coronavirus disease 2019 infection: methodological challenges and research recommendations

MeSH terms

• COVID-19* / epidemiology
• COVID-19* / prevention & control
• Causality
• Communicable Disease Control
• Data Accuracy
• Epidemiologic Research Design
• Female
• Humans
• Pregnancy
• Pregnancy Complications, Infectious* / epidemiology
• Pregnancy Complications, Infectious* / prevention & control
• Pregnancy Outcome / epidemiology*
• Research Design / standards*
• Risk Assessment* / methods
• Risk Assessment* / standards
• SARS-CoV-2
• Severity of Illness Index