‘Dr. Hamilton shows how to calm a crying baby. This technique has been utilized by Dr. Bob to quiet infants during office visits. Parents have learned it and have experienced great success at home. You can too.’ Dr. Hamilton Demonstrates “The Hold” – How To Calm A Crying Baby Op Facebook deelde Geweldloos communicatietrainer en … Meer lezen over Het trucje van Dr. Hamilton werkt wel, maar helpt niet