Rothman KJ, Fyler DC. Seasonal occurrence of complex ventricular septal defect. Lancet. 1974 Jul 27;304(7874):193-7. doi: 10.1016/S0140-6736(74)91486-X
Rothman KJ, Beckman TM. Epidemiological evidence for two types of trigeminal neuralgia. Lancet. 1974 Jan 5;1(7845):7-9. doi: 10.1016/S0140-6736(74)92999-7