1 Medical University Department, Kantonsspital Aarau, Aarau 5001, Switzerland; Faculty of Medicine, University of Basel, Basel, Switzerland. Electronic address: schuetzph@gmail.com.
2 Medical University Department, Kantonsspital Aarau, Aarau 5001, Switzerland.
3 Medical University Department, Kantonsspital Aarau, Aarau 5001, Switzerland; Faculty of Medicine, University of Basel, Basel, Switzerland.