| Clinical manifestations, risk factors, and maternal and perinatal outcomes of coronavirus disease 2019 in pregnancy: living systematic review and meta-analysis J Allotey, S Fernandez, M Bonet, E Stallings, M Yap, T Kew, D Zhou, ... bmj 370, 2020 | 2478 | 2020 |
| Meta-DiSc: a software for meta-analysis of test accuracy data J Zamora, V Abraira, A Muriel, K Khan, A Coomarasamy BMC medical research methodology 6, 1-12, 2006 | 2048 | 2006 |
| Association between the number of eggs and live birth in IVF treatment: an analysis of 400 135 treatment cycles SK Sunkara, V Rittenberg, N Raine-Fenning, S Bhattacharya, J Zamora, ... Human reproduction 26 (7), 1768-1774, 2011 | 1043 | 2011 |
| The prevalence of congenital uterine anomalies in unselected and high-risk populations: a systematic review YY Chan, K Jayaprakasan, J Zamora, JG Thornton, N Raine-Fenning, ... Human reproduction update 17 (6), 761-771, 2011 | 839 | 2011 |
| False-negative results of initial RT-PCR assays for COVID-19: a systematic review I Arevalo-Rodriguez, D Buitrago-Garcia, D Simancas-Racines, ... PloS one 15 (12), e0242958, 2020 | 790 | 2020 |
| The educational effects of portfolios on undergraduate student learning: a Best Evidence Medical Education (BEME) systematic review. BEME Guide No. 11 S Buckley, J Coleman, I Davison, KS Khan, J Zamora, S Malick, D Morley, ... Medical teacher 31 (4), 282-298, 2009 | 651 | 2009 |
| Pulse oximetry screening for critical congenital heart defects in asymptomatic newborn babies: a systematic review and meta-analysis S Thangaratinam, K Brown, J Zamora, KS Khan, AK Ewer The Lancet 379 (9835), 2459-2464, 2012 | 516 | 2012 |
| Cognitive, motor, behavioural and academic performances of children born preterm: a meta‐analysis and systematic review involving 64 061 children J Allotey, J Zamora, F Cheong‐See, M Kalidindi, D Arroyo‐Manzano, ... BJOG: An International Journal of Obstetrics & Gynaecology 125 (1), 16-25, 2018 | 506 | 2018 |
| Risk of maternal mortality in women with severe anaemia during pregnancy and post partum: a multilevel analysis J Daru, J Zamora, BM Fernández-Félix, J Vogel, OT Oladapo, N Morisaki, ... The Lancet Global Health 6 (5), e548-e554, 2018 | 423 | 2018 |
| A systematic review of kidney transplantation from expanded criteria donors J Pascual, J Zamora, JD Pirsch American journal of kidney diseases 52 (3), 553-586, 2008 | 410 | 2008 |
| Correlation between pain, disability, and quality of life in patients with common low back pain FM Kovacs, V Abraira, J Zamora, MTG del Real, J Llobera, C Fernandez Spine 29 (2), 206-210, 2004 | 393 | 2004 |
| First‐trimester uterine artery Doppler and adverse pregnancy outcome: a meta‐analysis involving 55 974 women L Velauthar, MN Plana, M Kalidindi, J Zamora, B Thilaganathan, ... Ultrasound in Obstetrics & Gynecology 43 (5), 500-507, 2014 | 384 | 2014 |
| Prognosis for the co‐twin following single‐twin death: a systematic review SSC Ong, J Zamora, KS Khan, MD Kilby BJOG: An International Journal of Obstetrics & Gynaecology 113 (9), 992-998, 2006 | 358 | 2006 |
| Maternal and perinatal mortality and complications associated with caesarean section in low-income and middle-income countries: a systematic review and meta-analysis S Sobhy, D Arroyo-Manzano, N Murugesu, G Karthikeyan, V Kumar, ... The Lancet 393 (10184), 1973-1982, 2019 | 325 | 2019 |
| Diagnostic accuracy of tests for lymph node status in primary cervical cancer: a systematic review and meta-analysis TJ Selman, C Mann, J Zamora, TL Appleyard, K Khan Cmaj 178 (7), 855-862, 2008 | 322 | 2008 |
| Quantification of the type 2 diabetes risk in women with gestational diabetes: a systematic review and meta-analysis of 95,750 women G Rayanagoudar, AA Hashi, J Zamora, KS Khan, GA Hitman, ... Diabetologia 59, 1403-1411, 2016 | 314 | 2016 |
| Epilepsy in pregnancy and reproductive outcomes: a systematic review and meta-analysis L Viale, J Allotey, F Cheong-See, D Arroyo-Manzano, D Mccorry, ... The Lancet 386 (10006), 1845-1852, 2015 | 312 | 2015 |
| Minimum detectable and minimal clinically important changes for pain in patients with nonspecific neck pain FM Kovacs, V Abraira, A Royuela, J Corcoll, L Alegre, M Tomás, MA Mir, ... BMC musculoskeletal disorders 9, 1-9, 2008 | 292 | 2008 |
| Pulse oximetry screening for critical congenital heart defects MN Plana, J Zamora, G Suresh, L Fernandez‐Pineda, S Thangaratinam, ... Cochrane Database of Systematic Reviews, 2018 | 285 | 2018 |
| Factors associated with dengue shock syndrome: a systematic review and meta-analysis NT Huy, T Van Giang, DHD Thuy, M Kikuchi, TT Hien, J Zamora, ... PLoS neglected tropical diseases 7 (9), e2412, 2013 | 280 | 2013 |
