1. Department of Emergency MedicineDivision of Medical ToxicologyBeth Israel Deaconess Medical CenterHarvard Medical School Boston MA USA
2. Department of PathologyBeth Israel Deaconess Medical CenterHarvard Medical School Boston MA USA
3. Department of Integrated Medical ScienceCharles E. Schmidt College of MedicineFlorida Atlantic University Boca Raton FL USA
4. Staff ToxicologistChildren's Hospital Boston MA USA