TY - JOUR T1 - Pruritus ani, piperazine, and thrombocytopenia. JO - BMJ PY - 1990/12/15 AU - Cork MJ AU - Cooke NJ AU - Mellor E ED - DO - DOI: 10.1136/bmj.301.6765.1398-b PB - BMJ VL - 301 IS - 6765 SP - 1398 EP - 1398 Y2 - 2024/12/22 ER -