PT - JOURNAL ARTICLE AU - Eppy Sewell TI - Entonox<sup>®</sup> for the relief of pain or anxiety during IUS/IUD fitting AID - 10.1136/jfprhc-2013-100864 DP - 2014 Apr 01 TA - Journal of Family Planning and Reproductive Health Care PG - 150--150 VI - 40 IP - 2 4099 - http://jfprhc.bmj.com/content/40/2/150.1.short 4100 - http://jfprhc.bmj.com/content/40/2/150.1.full SO - J Fam Plann Reprod Health Care2014 Apr 01; 40