PT - JOURNAL ARTICLE AU - Gazal, Giath TI - Overcoming the failure of anesthesia in the mandibular teeth AID - 10.15537/smj.2019.5.24078 DP - 2019 May 01 TA - Saudi Medical Journal PG - 425--425 VI - 40 IP - 5 4099 - http://smj.org.sa/content/40/5/425.short 4100 - http://smj.org.sa/content/40/5/425.full SO - Saudi Med J2019 May 01; 40