TY - BOOK AU - World Health Organization TI - Ensuring balance in national policies on controlled substances:Guidance for availability and accessibility of controlled medicines: Guidance for availability and accessibility of controlled medicines SN - 9789241564175 U1 - 363.45 WHO PY - 2011/// CY - Geneva PB - World Health Organization KW - Pharmaceutics (615.1) N1 - accessibility ; availability ; balance ; controlled ; Ensuring ; for ; Guidance ; medicines ; national ; on ; policies ; substances ER -