title: Chemical factors involved in cholesterol gallstone formation: possible prevention and medical management.
authors.forename: M D
authors.initials: MD
authors.lastname: Navarro
authors.forename: B Q
authors.initials: BQ
authors.lastname: Guevara
mesh_terms: D003267:Contraception; D003276:Contraceptives, Oral; D003469:Culture; D003710:Demography; D004194:Disease; D005006:Ethnicity; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D005705:Gallbladder Diseases; D066298:In Vitro Techniques; D010679:Philippines; D011153:Population; D011154:Population Characteristics; D012106:Research
chemical_list: D003276:Contraceptives, Oral
keywords: Clinical Research; Contraception; Contraceptive Methods--contraindications; Cultural Background; Demographic Factors; Diseases; Ethnic Groups; Evaluation; Family Planning; Gallbladder Diseases; In Vitro; Oral Contraceptives--contraindications; Philippines; Population; Population Characteristics; Research Methodology