Bias da osservatore/intervistatore

Lethaby AE et al. Progesterone/progestogen releasing intrauterine systems versus either placebo or any other medication for heavy menstrual bleeding. Cochrane Database Syst Rev. 2000;(2):CD002126. doi: 10.1002/14651858.CD002126.

Levis B. Accuracy of the PHQ-2 alone and in combination with the PHQ-9 for screening to detect major depression: systematic review and meta-analysis. JAMA 2020;323(22):2290-2300.

NCD Risk Factor Collaboration (NCD-RisC). Repositioning of the global epicentre of non-optimal cholesterol. Nature 2020 Jun;582(7810):73-77. doi: 10.1038/s41586-020-2338-1. Epub 2020 Jun 3.

Hsiang S et al. The effect of large-scale anti-contagion policies on the COVID-19 pandemic. Nature 2020 Jun 8. doi: 10.1038/s41586-020-2404-8. Online ahead of print.

Flaxman S. Estimating the effects of non-pharmaceutical interventions on COVID-19 in Europe. Nature2020 Jun 8. doi: 10.1038/s41586-020-2405-7. Online ahead of print.

Carlsen LN. Comparison of 3 treatment strategies for medication overuse headache: a randomized clinical trial. JAMA Neurol 2020;e201179. doi: 10.1001/jamaneurol.2020.1179. Online ahead of print.

Hayes CJ et al. Impact of opioid dose escalation on pain intensity: a retrospective cohort study. Pain 2020 May;161(5):979-988. doi: 10.1097/j.pain.0000000000001784.

Ludvigsson JF. Children are unlikely to be the main drivers of the COVID-19 pandemic – a systematic review. Acta Paediatr 2020 May 19. doi: 10.1111/apa.15371. Online ahead of prin