Pain Management in Childbirth—Volume 1: Comfort Techniques InJoy Birth & Parenting Education InJoy Productions, Longmont, CO, USA 2011 $199.95, 29-minute DVD (English or Spanish) Penny Simkin's Comfort Measures for Childbirth Penny Simkin PT Penny Simkin Products Seattle, WA, USA 2008 $60.00, 91-minute DVD

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Ancillary