Farsalinos Exposes Faults in Formaldehyde Vape Studies Vaping360 Vaping: An Epidemic That Lacks Diagnosis Codes AAPC Knowledge Center Is a single ICD 10 code for shortness of breath sufficient for this patient's visit, and should the E&M code be 99213 or 99214? How e cigarettes changed my life Vaping The Guardian An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link