I have 26 years of experience and specialize in the field of emergency medicine, public health, internal medicine and preventive health with specific knowledge of smoking cessation, preventive medicine and emergency medicine. I have published on such topics as smoking cessation, human immunodeficiency virus testing, alcohol use, disaster medicine and tropical medicine. I have testified 10 times on topics such as medical malpractice, internal medicine, emergency medicine, wrongful death and product liability.