Fig. 1From: A self-guided Internet-based intervention for individuals with gambling problems: study protocol for a randomized controlled trialStandard protocol items: recommendation for interventional trials (SPIRIT) timeline. PG-YBOCS, Pathological Gambling Adaption of Yale-Brown Obsessive-Compulsive Scale; SOGS, South Oaks Gambling Screen; PHQ-9, Patient Health Questionnaire-9; GABS, Gambling Attitudes and Beliefs Survey; WSQ, Web Screening QuestionnaireBack to article page