00842nam a2200229Ia 4500001000700000003000500007005001700012008004100029035002000070040001300090100003200103245010400135260003900239300002000278500009200298504002900390650004100419651003600460651004300496651004500539700002800584130764BIBL20160527191705.0920123m19371940pr a          000 0 eng d  a(OCoLC)25152190  aPIFcPIF2 aMorales Otero, Pablo2Local10aHealth and socio-economic studies in Puerto Ricocby P. Morales Otero, Manuel A. Pérez and others  aSan Juan, P.R.b[s.n.]c1937-1940.  ap. 44-313bill.  aArticles reprinted from the Puerto Rico Journal of Public Health and Tropical Medicine.  aIncludes bibliographies. 0aHygiene, PubliczPuerto Rico.2Local 0aSanitationzPuerto Rico.2Local 0aPuerto RicoxSocial conditions.2Local 0aPuerto RicoxEconomic conditions.2Local10aPerez, Manuel A.2Local