LHRH-agonists in Early Breast Cancer Overview group (2007) Use of luteinising-hormone-releasing hormone agonists as adjuvant treatment in premenopausal patients with hormone-receptor-positive ...

Participants were randomly allocated (in a 2:1 ratio) to receive estrogen patches or an LHRH analog ... the timing of this blood test was not specified, and diurnal variation in levels could ...