 Complete the following phrase:  Robert Wood Johnson began his professional training at age 16 as a pharmaceutical apprentice at an apothecary run by his mothers cousin, James G. Wood, in Poughkeepsie, N.Y. Johnson co-founded his own company with George Seabury in 1873. The New York-based Seabury  Johnson became known for its medicated plasters. Robert Wood Johnson represented the company at the 