Implant failure Osseointegration 2 Dental Implantation, Endosseous 1 Dental Implants 1 Dental implant 1 Energy-dispersive X-ray spectroscopy (EDS) 1 Humans 1 Maxillary sinusitis 1 Retrospective Studies 1 Risk factors 1 Scanning electron microscopy (SEM) 1 Selective serotonin reuptake inhibitors 1 Serotonin Uptake Inhibitors 1 drug effect 1 human 1 osseointegration 1 retrospective study 1 serotonin uptake inhibitor 1 tooth implant 1 tooth implantation 1