"Injections + Appointments?+ Egg Retrieval + Embryo Transfer = Resources (Energy x Time x Emotion)" ? That's the equation that was projected onto the screen when Beth Kohl and her husband first showed up at the in vitro fertilization (IVF) clinic. "Good evening," the program's psychologist told the gathered infertile couples. "Before you begin your treatment, you should know that this program is emotionally and psychologically stressful." And how...