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Long QT syndrome 11
- Psychedelic and Dissociative Drugs (National Institute on Drug Abuse)Club Drugs/Start Here ... Club Drugs ... Drug Use and Addiction/Specifics ... Drug Use and Addiction ... National Institute on Drug Abuse ... From the National Institutes of Health
- What Are the Symptoms of Rett Syndrome? (Eunice Kennedy Shriver National Institute of Child Health and Human Development)The first symptom of Rett syndrome is usually the loss of muscle tone, called hypotonia. With hypotonia, an infant's arms and legs will appear "floppy."