About the Authors

Brenda Lyn A. Gavina

Affiliations Institute of Mathematics, University of the Philippines Diliman, Quezon City, Philippines, Maritime Academy of Asia and the Pacific, Bataan, Philippines

Aurelio A. de los Reyes V

adlreyes@math.upd.edu.ph (AAdlR); johnny@ruc.dk (JTO)

Affiliations Institute of Mathematics, University of the Philippines Diliman, Quezon City, Philippines, Biomedical Mathematics Group, Pioneer Research Center for Mathematical and Computational Sciences, Institute for Basic Science, Daejeon, Republic of Korea

Mette S. Olufsen

Affiliation Department of Mathematics, North Carolina State University, Raleigh, North Carolina, United States of America

Suzanne Lenhart

Affiliation Department of Mathematics, University of Tennessee, Knoxville, Tennessee, United States of America

Johnny T. Ottesen

adlreyes@math.upd.edu.ph (AAdlR); johnny@ruc.dk (JTO)

Affiliations Department of Sciences, Roskilde University, Roskilde, Denmark, Center for Mathematical Modeling—Human Health and Diseases, Roskilde University, Roskilde, Denmark

Competing Interests

The authors have declared that no competing interests exist.