正确勤洗手健康握在手 Zhengque qin xishou jiankang wo zai shou Designer Designer unknown (未知) Date 2008 Publisher Beijing Municipal Center for Disease Prevention and Control (北京市疾病预防控制中心), Beijing Health Education Institute (北京市健康教育所) Size 84x57 cm. Call nr. BG E37/138 Collection Landsberger collection Theme Hygiene
