[1] Univ Massachusetts, Sch Med, Dept Family Med & Community Hlth, 55 Lake Ave North, Worcester, MA 01655 USA
[2] Barre Family Hlth Ctr, 151 Worcester Rd, Barre, MA 01005 USA
[3] CleanSlate Res & Educ Fdn, 1 Roundhouse Plaza, Northampton, MA 01060 USA
[4] Univ Massachusetts, Coll Nursing, 651 North Pleasant St, Amherst, MA 01003 USA
[5] Brown Univ, Warren Alpert Med Sch, Div Pediat Infect Dis, Box G-A1, Providence, RI 02912 USA
[6] CleanSlate Ctr, 92 Grape St, New Bedford, MA 02740 USA