TY  - JOUR 
T1  - Methionine enkephalin: immunomodulator in normal volunteers, cancer and AIDS patients
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Plotnikoff, Nicholas P.
A1  - Miller, Gerald C.
A1  - Nimeh, Nadim F.
A1  - Wybran, Joseph
SN  - 0074-0276
UL  - 10.1590/S0074-02761987000600011
VL  - 82 
Y1  - 1987
PB  - Brasil 
ER  -