Anaerobic gram - positive cocci such as Peptostreptococcus are the second most frequently recovered anaerobes .
Anaerobic gram - positive cocci such as Peptostreptococcus account for approximately one quarter of anaerobic isolates found .
Anaerobic gram - positive cocci such as Peptostreptococcus are the second most frequently recovered anaerobes and account for approximately one quarter of anaerobic isolates found .