NMX-F-357-S-1981
NMX-F-357-S-1981
NMX-F-357-S-1981
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<strong>NMX</strong>-F-<strong>357</strong>-S-<strong>1981</strong>México, D.F., Julio, 6 <strong>1981</strong>EL DIRECTOR GENERAL DE LABORATORIOS DE SALUD PUBLICA DE LASUBSECRETARIA DE SALUBRIDAD.Q.F. ERNESTO FAVELA ALVAREZ.EL DIRECTOR GENERAL DE NORMASDR. ROMAN SERRA CASTAÑOS