[1] Univ Politehn Bucuresti, Natl Ctr Micro & Nanomat, Bucharest, Romania
[2] Univ Politehn Bucuresti, Natl Ctr Food Safety, Bucharest, Romania
[3] Univ Politehn Bucuresti, Dept Sci & Engn Oxide Mat & Nanomat, Fac Chem Engn & Biotechnol, Bucharest, Romania
[4] Univ Politehn Bucuresti, Dept Inorgan Chem Phys Chem & Electrochem, Fac Chem Engn & Biotechnol, Bucharest, Romania
[5] Univ Politehn Bucuresti, Dept Chem & Biochem Engn, Fac Chem Engn & Biotechnol, Bucharest, Romania
[6] Acad Romanian Scientists, Bucharest, Romania
[7] Carol Davila Univ Med & Pharm, Clin Emergency Hosp Bucharest, Dept Gastroenterol, Bucharest, Romania
[8] Univ Bucharest, Fac Biol, Bucharest, Romania