How do we talk about doctors and drugs? Sentiment analysis in forums expressing opinions for medical domain

Conclusions Although opinions about physicians and drugs are written in most cases by non-professional users, reviews about physicians are characterized by the use of an informal language while reviews about drugs are characterized by a combination of informal language with specific terminology (e.g. adverse effects, drug names) with greater lexical diversity, making the task of sentiment analysis difficult.
Source: Artificial Intelligence in Medicine - Category: Bioinformatics Source Type: research