1. Department of Diabetes, Nutrition and Metabolic Diseases, Carol Davila University of Medicine and Pharmacy, 8, Eroii Sanitari Boulevard, 050471 Bucharest, Romania
2. Department of Periodontology, Carol Davila University of Medicine and Pharmacy, 17–23, Calea Plevnei, 010221 Bucharest, Romania
3. Department of Periodontology, Grigore T. Popa University of Medicine and Pharmacy, Universitatii Street 16, 700115 Iasi, Romania