I took my little girl to Dr Lin she is 5 years old. I hear screaming for around 10 minutes as I sat in the lobby waiting for my daughter. I could not go back to the room due to my pregnancy and that fact the nitrous oxide gas was being used. Nitrous help calm nerves. I realized after the 10 min. this was my daughter screaming like this, so I ran back to the room and opened the door n Dr Lin had my daughters head between her knees while an assistant was holding my daughters hands down. I asked why she is in so much pain n she told me my... read full review »