in the case of certification for intermittent leave, or leave on a reduced leave schedule, under
section 2612(a)(1)(C) of this title, a statement that the employee’s intermittent leave or leave on a reduced leave schedule is necessary for the care of the son, daughter, parent, or spouse who has a serious health condition, or will assist in their recovery, and the expected duration and schedule of the intermittent leave or reduced leave schedule.