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    • 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).
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    Muhammad Khalid Zafar, MD

    Article

    ADHD symptoms are stable, then a sudden relapse

    Author:
    Muhammad Hassan Majeed, MD
    Muhammad Khalid Zafar, MD

    R, age 11, has ADHD, which has been stable on extended-release methylphenidate. Over 2 months, hyperactivity, inattention, and impulsivity...

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