Van Asbeck BS, Marcelis JH, van Kats JH, Jaarsma EY, Verhoef J. Synergy between the iron chelator desferoxamine and the antimicrobal agents gentamycin, chloramphenicol, cefalotin cefotiam and cefsulodin. Eur.J. Clin. Microbiol. (1983): 2: 432-8

Hoepelman IM, Jaarsma EY, Verhoef J and Marx JJM Polynuclear iron complexes impair the function of polymorphonuclear granulocytes. Br. J. Haematology (1988) 68: 385-9

Hoepelman IM, Jaarsma EY, Verhoef J, Marx JJM. Effect of non- transferrin-bound iron on the aggregation and adhesion of polymorphonuclear granulocytes (PMN) Ann. N.Y. Acad. Sci. (1988) 526: 363-4

Hoepelman IM, Jaarsma EY, Verhoef J and Marx JJM Effects of iron on polymorphonuclear granulocytes (PMN) phagocytic capacity: role of oxydation state. And ascorbic acid. Br. J. Haematology (1988) 70: 495- 500

Van Os HC, Tombrock- Scheffer M, Jaarsma EY, Rijnders PM en Jansen CAM. Supernumerary oocytes: desirable or dangerous ? Hum.Reprod. 1990; 5S: 123- 24

Tombrock- Scheffer M, Van Os HC, Jaarsma EY, Rijnders PM en Jansen CAM.  Indications for IVF and age distribution are not independent. Hum.Reprod. 1990; 5S: 120

Rijnders PM, Jaarsma EY, Van Os HC, Tombrock-Scheffer M en Jansen CAM Pregnancies from embryos without evidence of fertilisation. Hum.Reprod. 1990; 5S: 39

Jaarsma EY, Rijnders PM, Van Os HC, Tombrock-Scheffer M en Jansen CAM Fertilisation and cleavage failure in IVF: a therapeutic dilemma. Hum.Reprod. 1990; 5S: 95

Jaarsma EY, Rijnders PM, Gerritzen K en Jansen CAM. Percoll gradient techniques for the separation of cryopreserved sperm in an IVF program Hum. Reprod. 1992; 7S 2: 201- 2. (text)

Rijnders PM, Jaarsma EY, Gerritzen K, Haarlem R, Van Os HC en Jansen CAM. Results of IVF with donor sperm in relation to the number of preceding failed AID treatment cycles Hum. Reprod. 1992; 7S 2: 193- 4. (text)