• 2022-06-06
    Which of the following is the predominant flora of the mouth that is the major cause of dental caries
    未知类型:{'options': ['[tex=0.643x0.786]hlJJ6/DUY+n2/FE6M2JdRA==[/tex]-hemolytic streptococci', 'Lactobacillus', 'S. epidermidis', 'E. coli', 'B. fragilis'], 'type': 102}
  • 举一反三