Class II versus clas III radical hysterectomy in stage Ib-IIa cervical cancer: a prospective randomized study
Efficacy in standard clinical practice of colonoscopic polypectomy in reducing colorectal cancer incidence
Randomized clinical trial of the effect of open versus laparoscopically assisted colectomy on systemic immunity in patients with colorectal cancer
Kryteria wyboru badań i słownik podstawowych pojęć
Kryteria wyboru badań i słownik podstawowych pojęć