TY - GEN AU - Myhre,B A AU - Yoshida,S AU - Barr,C H TI - Human immunodeficiency virus and hepatitis testing of old bottles of plasma SN - 0093-0415 PY - 1987///0413 KW - Blood Preservation KW - Deltaretrovirus KW - isolation & purification KW - Freezing KW - Hepatitis B Core Antigens KW - Humans KW - Plasma KW - microbiology KW - Time Factors N1 - Publication Type: Letter ER -