Please help me to find APLAN producing company

[RandBio]

Our company produces custom antisera with the customer supplying the
antigen.  We will provide the procedure or follow any procedure provided
or referenced.  Contact R.Randolph at rand777 at ids.net for details.
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     Robert Randolph          I
     Randolph Biomedical   I               .
     1-401-826-1407           I                               
     randbio at aol.com        I
     rand777.ids.net           I