TY  - GEN
AU  - Holly,E A
AU  - Whittemore,A S
AU  - Aston,D A
AU  - Ahn,D K
AU  - Nickoloff,B J
AU  - Kristiansen,J J
TI  - Anal cancer incidence: genital warts, anal fissure or fistula, hemorrhoids, and smoking
SN  - 0027-8874
PY  - 1989///1127
KW  - Adult
KW  - Age Factors
KW  - Aged
KW  - Analysis of Variance
KW  - Anus Neoplasms
KW  - epidemiology
KW  - Carcinoma, Squamous Cell
KW  - Case-Control Studies
KW  - Female
KW  - Fissure in Ano
KW  - complications
KW  - Genital Diseases, Male
KW  - Hemorrhoids
KW  - Homosexuality
KW  - Humans
KW  - Male
KW  - Middle Aged
KW  - Precancerous Conditions
KW  - Rectal Fistula
KW  - Rectal Neoplasms
KW  - Retrospective Studies
KW  - Sampling Studies
KW  - San Francisco
KW  - Smoking
KW  - adverse effects
KW  - Tumor Virus Infections
KW  - Warts
N1  - Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S
UR  - https://doi.org/10.1093/jnci/81.22.1726
ER  -