Correspondence: PDF OnlySodium-lithium countertransportSiffert, Winfried; Busch, Stefan Author Information Institut fĂ¼r Pharmakologie, Universitätsklinikum Essen, HufelandstraSe 55, 45122 Essen, Germany. Journal of Hypertension 14(9):p 1153, September 1996. Buy © Lippincott-Raven Publishers.