Secondary Osteoporosis by Ebeling, Peter R, Nguyen, Hanh H, Aleksova, Jasna, Vincent, Amanda J, Wong, Phillip, Milat, Frances

Iridium-Catalyzed, Site-Selective Silylation of Secondary C(sp3)–H Bonds in Secondary Alcohols and Ketones by Wilson, Jake W., Su, Bo, Yoritate, Makoto, Shi, Jake X., Hartwig, John F.

Secondary Progressive Multiple Sclerosis: New Insights by Cree, Bruce A.C., Arnold, Douglas L., Chataway, Jeremy, Chitnis, Tanuja, Fox, Robert J., Pozo Ramajo, Angela, Murphy, Niamh, Lassmann, Hans

Secondary by Esse, Carlos, Donoso, Pablo J., Gerding, Victor, Encina-Montoya, Francisco, Navarro, Celso

Secondary cell wall biosynthesis by Zhong, Ruiqin, Cui, Dongtao, Ye, Zheng-Hua

Secondary by Chowdhury, Debashish

Siponimod and Cognition in Secondary Progressive Multiple Sclerosis: EXPAND Secondary Analyses by Benedict, Ralph H.B., Tomic, Davorka, Cree, Bruce A., Fox, Robert, Giovannoni, Gavin, Bar-Or, Amit, Gold, Ralf, Vermersch, Patrick, Pohlmann, Harald, Wright, Ian, Karlsson, Göril, Dahlke, Frank, Wolf, Christian, Kappos, Ludwig

Potassium Secondary Batteries by Eftekhari, Ali, Jian, Zelang, Ji, Xiulei

Secondary syphilis by Al-Bazali, Abeer, Joshi, Arun, Manchanda, Yashpal

An enzymatic platform for the asymmetric amination of primary, secondary and tertiary C(sp3)–H bonds by Yang, Yang, Cho, Inha, Qi, Xiaotian, Liu, Peng, Arnold, Frances H.

Carbon Dioxide-Mediated C(sp 2)–H Arylation of Primary and Secondary Benzylamines by Kapoor, Mohit, Chand-Thakuri, Pratibha, Young, Michael C

Influence of exogenous elicitors on the production of secondary metabolite in plants: A review (“VSI: secondary metabolites”) by Humbal, Asha, Pathak, Bhawana

Secondary prevention through comprehensive cardiovascular rehabilitation: From knowledge to implementation. 2020 update. A position paper from the Secondary Prevention and Rehabilitation Section of the European Association of Preventive Cardiology by Ambrosetti, Marco, Abreu, Ana, Corrà, Ugo, Davos, Constantinos H, Hansen, Dominique, Frederix, Ines, Iliou, Marie C, Pedretti, Roberto F E, Schmid, Jean-Paul, Vigorito, Carlo, Voller, Heinz, Wilhelm, Matthias, Piepoli, Massimo F, Bjarnason-Wehrens, Birna, Berger, Thomas, Cohen-Solal, Alain, Cornelissen, Veronique, Dendale, Paul, Doehner, Wolfram, Gaita, Dan, Gevaert, Andreas B, Kemps, Hareld, Kraenkel, Nicolle, Laukkanen, Jari, Mendes, Miguel, Niebauer, Josef, Simonenko, Maria, Zwisler, Ann-Dorthe Olsen

Secondary atomization by Guildenbecher, D. R., López-Rivera, C., Sojka, P. E.

Echocardiographic Outcomes After Transcatheter Leaflet Approximation in Patients With Secondary Mitral Regurgitation: The COAPT Trial by Asch, Federico M, Grayburn, Paul A, Siegel, Robert J, Kar, Saibal, Lim, D Scott, Zaroff, Jonathan G, Mishell, Jacob M, Whisenant, Brian, Mack, Michael J, Lindenfeld, JoAnn, Abraham, William T, Stone, Gregg W, Weissman, Neil J

Secondary metabolites from Ganoderma by Baby, Sabulal, Johnson, Anil John, Govindan, Balaji

Highly Enantioselective Catalytic Lactonization at Nonactivated Primary and Secondary γ‑C–H Bonds by Call, Arnau, Capocasa, Giorgio, Palone, Andrea, Vicens, Laia, Aparicio, Eric, Choukairi Afailal, Najoua, Siakavaras, Nikos, López Saló, Maria Eugènia, Bietti, Massimo, Costas, Miquel

Risk and Secondary Prevention of Stroke Recurrence: A Population-Base Cohort Study by Flach, Clare, Muruet, Walter, Wolfe, Charles D.A., Bhalla, Ajay, Douiri, Abdel

The role of secondary structures in the functioning of 3′ untranslated regions of mRNA: A review of functions of 3′ UTRs’ secondary structures and hypothetical involvement of secondary structures in cytoplasmic polyadenylation in Drosophila by Zhukova, Mariya, Schedl, Paul, Shidlovskii, Yulii V.

Defining secondary progressive multiple sclerosis by Lorscheider, Johannes, Buzzard, Katherine, Jokubaitis, Vilija, Spelman, Tim, Havrdova, Eva, Horakova, Dana, Trojano, Maria, Izquierdo, Guillermo, Girard, Marc, Duquette, Pierre, Prat, Alexandre, Lugaresi, Alessandra, Grand'Maison, François, Grammond, Pierre, Hupperts, Raymond, Alroughani, Raed, Sola, Patrizia, Boz, Cavit, Pucci, Eugenio, Lechner-Scott, Jeanette, Bergamaschi, Roberto, Oreja-Guevara, Celia, Iuliano, Gerardo, Van Pesch, Vincent, Granella, Franco, Ramo-Tello, Cristina, Spitaleri, Daniele, Petersen, Thor, Slee, Mark, Verheul, Freek, Ampapa, Radek, Amato, Maria Pia, McCombe, Pamela, Vucic, Steve, Sánchez Menoyo, José Luis, Cristiano, Edgardo, Barnett, Michael H., Hodgkinson, Suzanne, Olascoaga, Javier, Saladino, Maria Laura, Gray, Orla, Shaw, Cameron, Moore, Fraser, Butzkueven, Helmut, Kalincik, Tomas