Article 5 clavulanic acid human 5 male 5 Female 4 Humans 4 Male 4 adult 4 amoxicillin 4 female 4 middle aged 4 Middle Aged 3 Time Factors 3 clinical article 3 follow up 3 time factor 3 treatment outcome 3 Adult 2 Bone Screws 2 Prospective Studies 2 Retrospective Studies 2 Treatment Outcome 2 aged 2 alveolar bone loss 2 antibiotic therapy 2 bone screw 2 chlorhexidine 2 controlled study 2 edentulousness 2 major clinical study 2