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Risk identification of heavy metals in well water surrounds watershed area of Pangkajene, Indonesia Ratna Dwi Puji Astuti, Anwar Mallongi, Ridwan Amiruddin, Muhammad Hatta, Annisa Utami Rauf

Current active and passive smoking among adults living with same sex partners in Spain Jaime Perales, Irene Checa, Begoña Espejo