Guilherme V. Polanczyk

Universidade de São Paulo — Brazil

Medicine · Health Sciences

60h-index60.6kcitations360works15.82yr avg
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Research Topics

Attention Deficit Hyperactivity Disorder(154), Child and Adolescent Psychosocial and Emotional Development(91), Functional Brain Connectivity Studies(35), Autism Spectrum Disorder Research(34), Maternal Mental Health During Pregnancy and Postpartum(31)

Publications350 total

Motherhood in adolescence: a qualitative study of the lived experience of participants in a perinatal home-visiting intervention
Child and Adolescent Psychiatry and Mental Health·2026Open Access
“SHANK3 deficiency alters early progenitor dynamics and reveals shared pathways with neurodegeneration”
Molecular Psychiatry·2026Open Access
Adaptive and Behavioral Phenotype in Pediatric 22q11.2 Deletion Syndrome: Characterizing a High-Risk Neurogenetic Copy Number Variant
Genes·2026Open Access
Mental health, coping and related risk factors during the first 2 years of the COVID-19 pandemic in children: Nationally representative, multi-wave, cross-sectional results from 12 countries from the global COH-FIT study
European Neuropsychopharmacology·2025· 1 citedOpen Access
Role of maternal immune response and placental exosomes in infant cognitive outcome at 12 months of age.
Journal of Reproductive Immunology·2025
Emotional distress in adolescents in 2018 and 2022: a comparison of cross-sectional national probabilistic samples from six countries
The Lancet Child & Adolescent Health·2025
Placenta vascular alterations and inflammatory lesions associated with placental expression of proteins are related to maternal-fetal nutrients signaling and exposure to glucocorticoids
Placenta·2025
Flexible Autonomic Nervous System Dynamics Underlie Attentional Engagement in Infancy
2025Open Access
Transdiagnostic irritability in youth: a clinical review
Jornal de Pediatria·2025· 1 citedOpen Access
Motherhood in Adolescence: A Qualitative Study of the Lived Experience of Participants in a Perinatal Home-Visiting Intervention
2025Open Access
Cohort Profile: Brazilian High-Risk Cohort for Mental Health Conditions (BHRC)
International Journal of Epidemiology·2025
2.15 Diagnostic Persistence of Preschool ADHD: 4-Year Follow-Up Analysis
Journal of the American Academy of Child & Adolescent Psychiatry·2025Open Access
6.64 Is Screen Use Associated With Internalizing Symptoms in 36-Month-Old Children? Preliminary Findings From the Gemina Cohort
Journal of the American Academy of Child & Adolescent Psychiatry·2025
Mapping phenotypic and genetic relationships among irritability, depression and <scp>ADHD</scp> in adolescence using network analysis
Journal of Child Psychology and Psychiatry·2025Open Access
Moderators of Response to Stimulants for Preschool Attention-Deficit/Hyperactivity Disorder
Journal of the American Academy of Child & Adolescent Psychiatry·2025
The impact of a home visiting program on the care environment of Brazilian adolescent mothers - an descriptive exploratory study
Frontiers in Global Women s Health·2025Open Access
Data gaps in prevalence rates of mental health conditions around the world: a retrospective analysis of nationally representative data
The Lancet Global Health·2025· 12 citedOpen Access
Exclusive breastfeeding is associated with the gut microbiome maturation in infants according to delivery mode
Gut Microbes·2025· 2 citedOpen Access
Brief Internet-Delivered Cognitive-Behavioral Intervention for Children and Adolescents With Emotional Symptoms in Brazil: A Randomized Clinical Trial
Journal of Adolescent Health·2025
Growth charts of infant visual neurodevelopment generalize across global contexts
2025· 1 citedOpen Access
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Frequent Co-authors

Luís Augusto Rohde(29), Terrie E. Moffitt(10), Giovanni Abrahão Salum(8), Avshalom Caspi(7), Samuele Cortese(6), Ary Gadelha(6), Tais Moriyama(6), Mariana Eizirik(6), Arthur Caye(5), Andrea Danese(5), Louise Arseneault(5), Ana Soledade Graeff‐Martins(5), Gisele Gus Manfro(5), Marcelo Schmitz(5), Mara Helena Hutz(5), Edmund Sonuga‐Barke(4), Richie Poulton(4), Pedro Mário Pan(4), Maria Conceição do Rosário(4), Eurı́pedes Constantino Miguel(4)