Evaluation of the Urine Drug Abuse Screening Tests.

Background: Substance use is an important public health problem and increasing all over the world. Different methods have been defined for drug abuse testing in medical laboratories. We aimed to compare two urine drug screening methods with liquid chromatography-tandem mass spectrometry (LC-MS/MS).

Efficacy of transcranial magnetic stimulation in treatment-resistant depression.

Background: The use of Transcranial Magnetic Stimulation (TMS) in the add-on treatment of patients with treatment-resistant depression (TRD) is becoming more common. This study aims to investigate the efficacy of TMS on depression and accompanying anxiety symptoms among patients with TRD.

Methods: The current study was conducted with 38 patients diagnosed with TRD.