Meroshana Thaiyalan

management surgery ibd chron's investigations fissure perianal abscess appendicitis diagnosis colon ca lgib colorectal cancer polyps ugib clinical workup lower gi bleed fistula hemorrhoids psychiatry year 4 mbbs psychotic disorders medical suicide prevalence of suicide depression suicide risk assessment suicidal ideation psychiatry major depressive disorder year4 medicine sad persons risk scale bipolar disorder risks of suicide