root canal, dermabrasion, fillings, venipuncture, circumcisions, zinc, electrolysis, trepanning, aspirates, debridement, veneers, curettage, stimulations, paracentesis, restorations, laparotomy, refracture, gingival, castration, dentistry, dilations, bridgework, dentists, froth flotation, cautery, mastopexy, barium enema, obturation, zinc chloride, craniotomy, toothbrushing, reamers, tinning, cauterization, dental, topical anesthesia, inlaying, thoracentesis, labioplasty, rescues, scarless, orchidectomy, prosthodontic, dichromate, dentin, zirconia, lavage, antisepsis, scarification, varnishing, liposuction, sectioning, maceration, hygienists, colloid, titrations, sympathectomy, decortication, cleansing, impregnation, thoracotomy, distillations, partials, removals, procedure, myringotomy, diffusivity, treatments, injections, suctioning, hemorrhoidectomy, haircuts, chlorhexidine, anastomoses, ablutions, caesarian, permanganate, agarose, gastroscopy, scalpels, cementation, amputation, electrodeposition, demineralization, arthrodesis, intubation, epilation, retrieval, centrifugation, cementum, novocaine, transection, orthodontic treatment, ectomy, gastrostomy, microdermabrasion, carbides, massages, labial, searches, x rays, scrapings, extraction, replications, samplings, isolations, iterations, runs, firings, integrations, weighings, retrievals, amputations, bids, closings, exposures, measurements, precipitations, syntheses, trials, accesses