Deprecated function: Return type of DatabaseStatementBase::execute($args = [], $options = []) should either be compatible with PDOStatement::execute(?array $params = null): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2246 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Deprecated function: Return type of DatabaseStatementEmpty::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Deprecated function: Return type of DatabaseStatementEmpty::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Deprecated function: Return type of DatabaseStatementEmpty::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Deprecated function: Return type of DatabaseStatementEmpty::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Deprecated function: Return type of DatabaseStatementEmpty::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
Article
Adrenal gland tumors linked to ADHD diagnosis
Publish date: May 19, 2016
FROM HORMONE AND METABOLIC RESEARCH
References
The Division of Intramural Research at the Eunice Kennedy Shriver National Institute of Child Health and Human Development supported the study. The investigators had no disclosures to report.