Abstracts on hygiene.

v.1 1926; v.2 1927; v.43:1-6; v.43:7-12; v.44:1-6; v.44:7-12; v.44 1969; v.45:1-6; v.45:7-12; v.45 1970; v.45 Jan.-June 1970; v.45 July-Dec. 1970; v.46:1-6; v.46:7-12; v.46 1971; v.47:1-6; v.47:7-12; v.47 1972; v.47 Jan.-June 1972; v.47 July-Dec. 1972; v.48; v.48 1973; v.48 July-Dec. 1973; v.48 Jan.-June 1973; v.49 1974; v.49 Jan.-June 1974; v.49 July-Dec. 1974; v.50 1975; v.50 Jan.-June 1975; v.50 July-Dec. 1975; v.51 1976; v.52 1977; v.53 1978; v.54 1979 Jan-Jun; v.54 1979 Jul-Dec; v.55 1980 Jan-Jun; v.55 1980 Jul-Dec; v.44 1969 index; v.45 1970 index; v.46 1971 index; v.47 1972 index; v.48 1973 index; v.49 1974 index; v.50 1975 index; v.52 1977 Index; v.53 1978 Index; v.54 1979 Index; v.55 1980 Index; v.43 Index; v.44 Index