Prostate specific antigen (PSA) has a wide clinical use for the early detection of prostatic carcinoma (PCa); however,it has never been a perfect marker due to
Background Umbilical cord around neck,a common obstetric complication,affects fetal hemodynamics.Does it influence fetal cardiac functions? The purpose of this
Background While the incidence of paroxysmal noctumalhemoglobinuria (PNH) is relatively high in North China,the exact mechanism of the disease remains unknown.I