| Cannabis use and outcome of recent onset psychosis A Grech, J Van Os, PB Jones, SW Lewis, RM Murray European Psychiatry 20 (4), 349-353, 2005 | 294 | 2005 |
| Brain volumes in familial and non‐familial schizophrenic probands and their unaffected relatives C McDonald, A Grech, T Toulopoulou, K Schulze, B Chapple, P Sham, ... American journal of medical genetics 114 (6), 616-625, 2002 | 139 | 2002 |
| Distribution of symptom dimensions across Kraepelinian divisions DG Dikeos, H Wickham, C McDonald, M Walshe, T Sigmundsson, ... The British Journal of Psychiatry 189 (4), 346-353, 2006 | 138 | 2006 |
| The relationship between volumetric brain changes and cognitive function: a family study on schizophrenia T Toulopoulou, A Grech, RG Morris, K Schulze, C McDonald, B Chapple, ... Biological psychiatry 56 (6), 447-453, 2004 | 108 | 2004 |
| Hippocampal volume in familial and nonfamilial schizophrenic probands and their unaffected relatives K Schulze, C McDonald, S Frangou, P Sham, A Grech, T Toulopoulou, ... Biological psychiatry 53 (7), 562-570, 2003 | 90 | 2003 |
| Obstetric complications in patients with schizophrenia and their unaffected siblings M Walshe, C McDonald, M Taylor, J Zhao, P Sham, A Grech, K Schulze, ... European Psychiatry 20 (1), 28-34, 2005 | 66 | 2005 |
| The potential of low-intensity and online interventions for depression in low-and middle-income countries CLH Bockting, AD Williams, K Carswell, AE Grech Global Mental Health 3, e25, 2016 | 60 | 2016 |
| What is the relationship between substance abuse and schizophrenia RM Murray, A Grech, P Phillips, S Johnson The epidemiology of schizophrenia 9, 317-342, 2003 | 57 | 2003 |
| Maternal exposure to influenza and paranoid schizophrenia A Grech, N Takei, RM Murray Schizophrenia research 26 (2-3), 121-125, 1997 | 36 | 1997 |
| Normal cerebral asymmetry in familial and non-familial schizophrenic probands and their unaffected relatives B Chapple, A Grech, P Sham, T Toulopoulou, M Walshe, K Schulze, ... Schizophrenia Research 67 (1), 33-40, 2004 | 28 | 2004 |
| Comparison of cannabis use in psychotic patients and controls in London and Malta A Grech, N Takei, RM Murray Elsevier BV, 1998 | 24 | 1998 |
| The mental health of newly graduate doctors in Malta R Taylor-East, A Grech, C Gatt Psychiatria Danubina 25 (suppl 2), 250-255, 2013 | 23 | 2013 |
| Evidence that the urban environment moderates the level of familial clustering of positive psychotic symptoms A Grech, J van Os, GROUP Investigators Schizophrenia Bulletin 43 (2), 325-331, 2017 | 17 | 2017 |
| Effect of COVID-19 pandemic on mental health hospital admissions: comparative population-based study F Bonello, D Zammit, A Grech, V Camilleri, R Cremona BJPsych Open 7 (5), e141, 2021 | 15 | 2021 |
| Socio-economic status and population density risk factors for psychosis: prospective incidence study in the Maltese Islands N Camilleri, A Grech, R Taylor International Psychiatry 7 (3), 69-71, 2010 | 15 | 2010 |
| The mental health services for detained asylum seekers in Malta R Taylor-East, A Rossi, J Caruana, A Grech BJPsych international 13 (2), 32-35, 2016 | 12 | 2016 |
| Eating disorders in Malta A Grech Psychiatria Danubina 25 (suppl 2), 256-257, 2013 | 10 | 2013 |
| Stigma in Malta; A Mediterranean Perspective M Agius, F Falzon Aquilina, C Pace, A Grech Psychiatria Danubina 28 (suppl 1), 75-78, 2016 | 9 | 2016 |
| Psychosis and cannabis use A Grech, N Takei, RM Murray Elsevier BV, 1998 | 9 | 1998 |
| WITHDRAWN: The way in which COVID-19 changed behaviour on social media in Malta S Agius, A Grech, V Grech Early Human Development, 105255, 2020 | 8 | 2020 |
