Studies performed on twins found that rarely did one twin have an addiction and in most cases both twins suffered from an addiction and often to the same substance.
In most cases where at least one twin suffered from an addiction, both did, and often to the same substance. Studies performed on twins found that rarely did only one twin have an addiction.
Studies performed on twins found that rarely did only one twin have an addiction. In most cases where at least one twin suffered from an addiction, both did, and often to the same substance.
Studies performed on twins found that rarely did only one twin have an addiction. In most cases where at least one twin suffered from an addiction, both did, and often to the same substance.