758
Patients were followed routinely at the transplant center , and blood and urine samples were obtained prior to and serially post - transplant at 0 . 5 , 1 , 2 , 3 , 4 , 8 , 12 , and 26 weeks ; then every 6 months through year 3 ; and also at the time of suspected rejection .
 Anatomy: blood; Anatomy: urine samples
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: blood, urine samples 
Answer:
 Anatomy: blood; Anatomy: urine samples