[Exercises of clinical reasoning].
D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D010817:Physician-Patient Relations; D012086:Reoperation; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000601:surgery; D013276:Stomach Ulcer / Q000175:diagnosis*
Exercícios de raciocínio clínico.