TY - RPRT TI - Sex differences and menstrual cycle effects in human spatial memory. AU - A Postma AU - J Winkel AU - A Tuiten AU - J van Honk PY - 1999 DO - 10.1016/s0306-4530(98)00073-0 UR - https://pubmed.ncbi.nlm.nih.gov/10101726/ ID - 10101726 ER -