Mr. Han is a 45 years old man who was hospitalized with urgency, frequent urination and dysuria. Doctor suggested urine culture, this client had a clear mind and general condition, how to get the urine sample( )
A.
random retention of urine
B.
collection of 12h urine
C.
retention of middle urine
D.
collection of 24h urine
E.
collect the first time in the morning
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