[Is primary gallbladder cancer rare in Congo-Brazzaville?].
Ibara
J R
JR
Moukassa
D
D
Leroy
X
X
Itoua-N'Gaporo
A
A
D003223:Congo / Q000453:epidemiology; D005260:Female; D005706:Gallbladder Neoplasms / Q000000981:diagnostic imaging / Q000453:epidemiology* / Q000209:etiology; D006760:Hospitalization / Q000706:statistics & numerical data; D006801:Humans; D008875:Middle Aged; D012189:Retrospective Studies; D012307:Risk Factors; D017678:Sex Distribution; D014463:Ultrasonography