[35] Galen: Is Blood Naturally Contained in the Arteries? Kn. Vol. IV, 724-725.

[36] Galen: On the Use of Respiration, Kn. Vol. IV, 510.

[37] Galen: On the Use of the Parts, etc., Kn. Vol. III, 412; Dar. Vol. I, 381.

[38] Galen: On the Use of the Pulse, Kn. Vol. V, 149-180.

[39] Harvey: On the Motion, etc., Preface, Syd. 9-14; Op. Omn. 9-14.

[40] Galen: On the Use of the Parts, etc., Kn. Vol. III, 636-656; Dar. Vol. I, 541-552.

[41] Harvey: Prelectiones, 86 right.

[42] Compare Hippocrates: On Flatus, Lit. Vol. VI, 96.

[43] Harvey: Prelectiones, 86 right.

[44] Galen: On the Use of Respiration, Kn. Vol. IV, 470-471.